code13 Level 1 of the Dungeon (0, 0, D:1) a parchment of Jinxbite (2, 25, D:1) a +0 short sword (5, 7, D:1) a hobgoblin corpse (skeletalised by now) (8, 6, D:1) a bat corpse (skeletalised by now) (11, 10, D:1) a bat skeleton (22, 5, D:1) a +0 dagger (23, 14, D:1) a +0 robe (23, 28, D:1) a parchment of Summon Small Mammal (24, 13, D:1) a Trismegistus Codex (27, 1, D:1) a bat skeleton a bat skeleton (28, 18, D:1) a hobgoblin corpse (skeletalised by now) (29, 14, D:1) a parchment of Searing Ray (32, 0, D:1) a bat skeleton (34, 8, D:1) a +0 club (35, 22, D:1) a book of Air (37, 2, D:1) a +0 robe (39, -1, D:1) a parchment of Sticky Flame (41, 11, D:1) a +0 chain mail (43, -10, D:1) a jackal skeleton (43, -8, D:1) a +0 dagger 3 stones an orb of stardust a kobold skeleton (43, -7, D:1) a +0 robe a frilled lizard skeleton a jackal skeleton (44, -6, D:1) a +0 dagger a goblin skeleton Level 2 of the Dungeon (0, 0, D:2) an adder skeleton (2, -7, D:2) an adder corpse (skeletalised by now) (8, -9, D:2) a parchment of Passwall (15, 22, D:2) a +0 quarterstaff (16, 29, D:2) a +0 dagger (17, 27, D:2) a bat skeleton (17, 30, D:2) a +0 dagger (19, 28, D:2) a +0 dagger (36, -10, D:2) a +0 short sword 2 stones (37, -16, D:2) a frilled lizard skeleton (37, -13, D:2) a hobgoblin skeleton (39, 19, D:2) a +0 sling (42, -4, D:2) a quokka corpse (skeletalised by now) (48, -9, D:2) a +0 cloak (51, 2, D:2) a +0 spear Level 3 of the Dungeon [Shop] Fed Veg's Book Shoppe a parchment of Jinxbite (58 gold) a parchment of Olgreb's Toxic Radiance (130 gold) a parchment of Summon Seismosaurus Egg (130 gold) a parchment of Metabolic Englaciation (184 gold) a parchment of Fulminant Prism (130 gold) a parchment of Eringya's Surprising Crocodile (130 gold) a parchment of Vhi's Electric Charge (130 gold) a parchment of Slow (40 gold) a parchment of Lesser Beckoning (58 gold) a parchment of Blink (58 gold) a parchment of Passwall (88 gold) (7, -4, D:3) a bat skeleton (9, -4, D:3) a +0 ring mail a +0 dagger an orc skeleton (9, 0, D:3) a rat corpse (skeletalised by now) (9, 9, D:3) a +0 dagger (10, -4, D:3) a +1 devious dagger a kobold skeleton (12, -10, D:3) a +2 flail of protection an orc skeleton (14, -8, D:3) a +0 short sword (23, -11, D:3) a +0 long sword a +0 robe an orc skeleton (24, -17, D:3) a +0 dagger (26, -26, D:3) a +0 short sword (28, -15, D:3) a parchment of Magic Dart (29, -18, D:3) a +0 robe (29, 14, D:3) a parchment of Sublimation of Blood (31, 7, D:3) a ball python skeleton (36, 22, D:3) a +0 short sword (38, -28, D:3) a +0 scale mail (45, -23, D:3) a +0 spear a gnoll corpse (skeletalised by now) (45, -22, D:3) a +0 halberd (46, 10, D:3) a +0 club (47, -22, D:3) a +0 spear (48, 8, D:3) a +0 short sword 5 stones (58, 12, D:3) a +0 club an orc corpse (skeletalised by now) Level 4 of the Dungeon [Shop] Eledyppuha's Jewellery Emporium a ring of protection from fire (300 gold) an amulet of chemistry (unknown) (360 gold) a +4 ring of slaying (unknown) (432 gold) an amulet of reflection (360 gold) a +4 ring of slaying (unknown) (432 gold) a ring of resist corrosion (unknown) (240 gold) an amulet of magic regeneration (360 gold) a ring of resist corrosion (unknown) (240 gold) an amulet of guardian spirit (unknown) (360 gold) (0, 0, D:4) a +0 dagger 3 stones (16, 19, D:4) a +0 flail an orc corpse (skeletalised by now) (17, 6, D:4) a +0 club (18, 21, D:4) a +0 club (24, 8, D:4) a parchment of Ozocubu's Refrigeration (32, 19, D:4) a hound skeleton (33, 27, D:4) a +1 halberd of venom (35, 24, D:4) a +0 club (37, 29, D:4) a +0 pair of boots (37, 32, D:4) a +0 giant spiked club an ogre skeleton (38, 31, D:4) a +0 flail (38, 32, D:4) a ball python skeleton (40, 5, D:4) a +0 halberd a gnoll corpse (skeletalised by now) (41, -1, D:4) a book of Frost (41, 33, D:4) a +0 spear (42, -3, D:4) a +0 leather armour (42, 24, D:4) a +0 whip a gnoll corpse (skeletalised by now) (43, 25, D:4) a +0 dagger (43, 31, D:4) a +0 robe (46, 3, D:4) a +0 whip (46, 21, D:4) a +0 whip a +0 robe Level 5 of the Dungeon (0, 0, D:5) a +0 robe (2, 15, D:5) a +0 dagger an orc skeleton (4, 16, D:5) a +0 leather armour a +0 short sword (8, 16, D:5) 3 boomerangs a +0 whip an orc skeleton (13, 0, D:5) a hound skeleton (14, -1, D:5) a +0 rapier (14, 4, D:5) an amulet of reflection (15, 8, D:5) a parchment of Soul Splinter (17, 36, D:5) a parchment of Summon Ice Beast (22, 29, D:5) a +0 leather armour (23, 14, D:5) an adder skeleton (49, 14, D:5) a +0 giant club Level 6 of the Dungeon (6, -8, D:6) an iguana skeleton (8, -8, D:6) a +0 mace a +0 whip an orc corpse (skeletalised by now) (8, -7, D:6) a +0 battleaxe a +0 plate armour an orc corpse (skeletalised by now) (9, -8, D:6) a +0 robe a +0 dagger a +0 ring mail a +0 mace an orc skeleton (10, -8, D:6) a +0 hand axe an orc skeleton (12, -6, D:6) a +0 spear (12, 13, D:6) a parchment of Frozen Ramparts (20, -14, D:6) a +0 dagger (26, -9, D:6) a parchment of Fugue of the Fallen (27, -9, D:6) a +0 chain mail (29, 1, D:6) a wand of flame (20) (35, 25, D:6) a +0 dagger a +0 robe a +0 dagger a +0 robe an orc skeleton an orc skeleton (35, 26, D:6) a +0 dagger a +0 robe (35, 27, D:6) a +0 whip a +0 chain mail (35, 28, D:6) a +0 short sword (38, 1, D:6) a black bear skeleton (39, 11, D:6) a +0 battleaxe (47, 3, D:6) a +0 scimitar a hound skeleton (48, -13, D:6) a +0 hand axe (50, 26, D:6) a +0 robe (51, -6, D:6) a +0 club 3 boomerangs a +0 ring mail a +0 dagger a +0 robe a +0 whip an orc skeleton an orc skeleton an orc skeleton (51, -5, D:6) a +0 dagger a +0 robe an orc corpse (skeletalised by now) (51, -4, D:6) a +0 short sword a +0 ring mail an orc corpse (skeletalised by now) (51, 1, D:6) an adder skeleton Level 7 of the Dungeon (0, 6, D:7) a +0 cloak of stealth a +0 flail a wand of charming (13) (5, -21, D:7) a +0 dagger a +0 robe an orc corpse (skeletalised by now) (5, -20, D:7) a +0 whip a +0 leather armour (5, -10, D:7) a +0 hand axe (9, -28, D:7) a +0 plate armour a +0 battleaxe (10, -25, D:7) 2 boomerangs a +0 hand axe (10, -6, D:7) a +0 flail (11, 19, D:7) a +1 leather armour of poison resistance a +0 dagger an orc skeleton (12, -7, D:7) a +0 leather armour a +1 short sword of venom (12, 2, D:7) a +0 short sword (15, -8, D:7) a bullfrog skeleton (15, -4, D:7) a +0 dagger (15, -3, D:7) a +0 leather armour a +0 flail (18, 19, D:7) a +0 chain mail a +0 club an orc skeleton (21, 19, D:7) a +0 ring mail a +0 dagger (29, -21, D:7) a water moccasin skeleton (40, 4, D:7) a water moccasin corpse (skeletalised by now) (43, 22, D:7) a +0 ring mail (45, -18, D:7) a +1 war axe a +0 robe (45, -16, D:7) a +0 trident a +0 robe (45, -13, D:7) a +0 robe a +0 spear (63, -20, D:7) a wand of charming (13) Level 8 of the Dungeon (0, 0, D:8) a parchment of Sticky Flame (9, -2, D:8) a +0 giant club a +0 giant club (11, 8, D:8) a parchment of Kiss of Death (20, 14, D:8) a +0 trident (21, 7, D:8) a maw talisman {@t} (23, -12, D:8) an inkwell talisman (26, -2, D:8) a +0 robe (30, 27, D:8) a rimehorn talisman (34, -4, D:8) a +0 flail (36, 15, D:8) a +0 spear a gnoll skeleton (36, 16, D:8) a +0 spear a gnoll skeleton (36, 17, D:8) a +0 whip a gnoll skeleton (45, 16, D:8) a +0 robe (50, -3, D:8) a yak skeleton (51, -6, D:8) a yak skeleton a yak skeleton (51, -5, D:8) a +0 orcbow a yak skeleton (51, -3, D:8) a yak skeleton (52, -3, D:8) a +0 mace Level 9 of the Dungeon (14, 6, D:9) a +0 club (14, 7, D:9) a +0 short sword a stone a kobold corpse (skeletalised by now) (17, 26, D:9) a parchment of Olgreb's Toxic Radiance (19, 1, D:9) a +0 scimitar (20, 12, D:9) a +0 club an orc corpse (skeletalised by now) (20, 13, D:9) a +0 short sword an orc corpse (skeletalised by now) (20, 14, D:9) a +0 dagger a +0 leather armour an orc corpse (skeletalised by now) (20, 15, D:9) a +0 whip an orc corpse (skeletalised by now) (21, 13, D:9) a +0 dagger a +0 robe (21, 14, D:9) a +0 short sword 3 boomerangs a +0 dagger a +0 robe an orc corpse (skeletalised by now) (21, 16, D:9) a +0 club a +0 leather armour (22, 15, D:9) a +0 mace an orc corpse (skeletalised by now) (22, 16, D:9) a +0 dagger a +0 robe an orc corpse (skeletalised by now) (23, 17, D:9) a +0 flail an orc corpse (skeletalised by now) (25, 16, D:9) a +0 mace 3 boomerangs a +0 scale mail an orc corpse (skeletalised by now) (26, -2, D:9) a +0 long sword a +0 robe an elf skeleton (26, 4, D:9) a hydra skeleton (27, -4, D:9) a +0 dagger a +0 robe an orc skeleton (27, -1, D:9) a +0 pair of boots (27, 15, D:9) a +0 hand axe (28, 16, D:9) a +0 mace an orc corpse (skeletalised by now) (28, 17, D:9) a +0 dagger a +0 robe (29, -5, D:9) a +0 dagger a +0 robe (30, 36, D:9) a +0 hand axe (31, 18, D:9) a +0 trident a +0 plate armour an orc skeleton (31, 20, D:9) a +0 club a +0 chain mail (33, 34, D:9) a +0 battleaxe a +0 robe (35, 32, D:9) a +4 great sword a +0 robe (35, 34, D:9) a +4 flail a +0 robe a +0 battleaxe a +0 robe (36, 4, D:9) a +0 dagger a +0 robe (36, 7, D:9) a bullfrog skeleton (36, 17, D:9) a yak skeleton (37, 37, D:9) a parchment of Vhi's Electric Charge (37, 41, D:9) a ring of willpower (38, 43, D:9) a scroll of brand weapon (40, 16, D:9) a +0 whip 3 stones (40, 30, D:9) a +0 cloak (43, 39, D:9) a potion of haste (49, 8, D:9) a talisman of death Level 10 of the Dungeon (2, -14, D:10) a +0 robe (3, 0, D:10) a parchment of Summon Ice Beast (4, -5, D:10) a +0 shortbow a centaur corpse (skeletalised by now) (14, -37, D:10) a parchment of Gloom (15, -25, D:10) a howler monkey skeleton (15, 2, D:10) a +0 pair of boots (17, -22, D:10) a +0 mace (18, -45, D:10) a +0 short sword (26, -38, D:10) a +2 morningstar of concussion (39, -10, D:10) a +0 robe a +2 flail (39, -7, D:10) a +0 robe a +1 short sword (39, -6, D:10) a +0 robe a +0 mace (39, -5, D:10) a +0 robe a +0 dagger (40, -6, D:10) a +0 robe a +0 falchion (41, -23, D:10) a troll skeleton (45, -14, D:10) a +0 robe (52, -33, D:10) a yak corpse (skeletalised by now) (56, -2, D:10) a +0 halberd Level 11 of the Dungeon (0, 0, D:11) a parchment of Olgreb's Toxic Radiance (2, -9, D:11) a +0 whip (5, -2, D:11) a +0 robe a +4 giant club the ogre skeleton of Erolcha (15, -23, D:11) a yak skeleton a yak skeleton (16, -19, D:11) a troll skeleton (31, -37, D:11) a +0 dagger a +0 robe (33, -34, D:11) a +0 dagger (34, -33, D:11) a +0 dagger (36, -32, D:11) a +0 dagger a +0 robe (44, -2, D:11) a +0 hand axe an orc skeleton (44, -1, D:11) a +0 whip (45, -49, D:11) a +0 club (45, -34, D:11) 5 large rocks a cyclops corpse (skeletalised by now) (45, -10, D:11) a +0 dagger (45, -4, D:11) a +0 hand axe a +0 robe an orc skeleton (46, -2, D:11) a +0 dagger a +0 robe (47, -1, D:11) a +0 dagger an orc skeleton (49, -37, D:11) a spore talisman {@t} (51, -19, D:11) a +0 giant spiked club a +0 dire flail (52, -44, D:11) a +0 giant spiked club a +0 giant club a two-headed ogre skeleton (54, -6, D:11) a +0 pair of boots Level 12 of the Dungeon [Shop] Oroiric's Weapon Shop a +0 long sword (59 gold) 4 large rocks (102 gold) 6 atropa-tipped darts (91 gold) a +0 flail (59 gold) a +0 dagger (34 gold) a +0 morningstar (102 gold) 6 atropa-tipped darts (91 gold) a +0 trident (59 gold) (2, 13, D:12) a +0 long sword (2, 39, D:12) a +0 dagger a +0 robe (3, 26, D:12) a wand of mindburst (9) (14, -6, D:12) a +0 long sword a ring of flight (15, -8, D:12) a yak skeleton (16, -9, D:12) a yak skeleton (17, -5, D:12) a yak skeleton (26, 31, D:12) a +0 robe a +0 dagger (36, 26, D:12) a +0 orcbow a centaur corpse (skeletalised by now) (38, 10, D:12) a gold piece (44, 15, D:12) a parchment of Confusing Touch (47, 19, D:12) a +0 troll leather armour (50, -4, D:12) a +0 orcbow a +0 dagger (50, 15, D:12) a troll corpse (skeletalised by now) Level 13 of the Dungeon (0, 0, D:13) 5 large rocks (2, 18, D:13) a +1 short sword of flaming a +0 robe an elf corpse (skeletalised by now) (6, 4, D:13) a parchment of Static Discharge (8, 20, D:13) a +0 short sword 5 stones a kobold corpse (skeletalised by now) (11, -3, D:13) a +0 war axe a +0 shortbow (20, 27, D:13) a +0 scale mail 2 stones a +0 short sword a +0 whip a +0 robe of willpower a +0 dagger a kobold skeleton (20, 30, D:13) a +0 war axe a stone a kobold skeleton (20, 32, D:13) a +0 robe a +0 dagger a kobold skeleton (22, 27, D:13) a +0 arbalest a +0 hand axe a yaktaur skeleton (22, 33, D:13) a +0 orcbow 3 large rocks a cyclops skeleton (28, 24, D:13) a +0 dagger a +0 robe (28, 26, D:13) a +0 short sword 4 stones a kobold skeleton (29, 20, D:13) a +0 short sword a +1 short sword of holy wrath a +0 club 2 stones a +0 club a +0 robe 6 large rocks a +0 chain mail a kobold skeleton a kobold skeleton a kobold skeleton a cyclops skeleton a hydra skeleton (31, 27, D:13) a +0 whip a +0 ring mail (34, 16, D:13) a +0 shortbow a +0 short sword a centaur skeleton (34, 17, D:13) a +0 club (34, 18, D:13) a +0 whip a kobold skeleton (35, 19, D:13) a +0 hand axe a +0 robe a kobold skeleton (41, 32, D:13) a parchment of Launch Clockwork Bee (44, 29, D:13) a troll skeleton (48, 14, D:13) a howler monkey corpse (skeletalised by now) (49, 15, D:13) a howler monkey corpse (skeletalised by now) (54, 55, D:13) a +0 robe Level 14 of the Dungeon (0, 0, D:14) 23 gold pieces (1, -1, D:14) 12 gold pieces (2, -2, D:14) 22 gold pieces (2, 1, D:14) 20 gold pieces (3, 0, D:14) 11 gold pieces (6, 5, D:14) a shapeshifter skeleton (8, 1, D:14) a +0 arbalest a yaktaur skeleton (11, 0, D:14) 20 gold pieces (12, -2, D:14) 23 gold pieces (12, 1, D:14) a potion of mutation (13, -1, D:14) a scroll of enchant armour (14, 0, D:14) a scroll of enchant armour (28, -28, D:14) a parchment of Flame Wave (28, -27, D:14) 17 gold pieces (28, -18, D:14) 12 gold pieces (33, -20, D:14) 15 gold pieces (35, -27, D:14) 16 gold pieces (35, -18, D:14) 14 gold pieces Level 1 of the Lair of Beasts (0, 0, Lair:1) a water moccasin skeleton (2, 7, Lair:1) a komodo dragon skeleton (3, 8, Lair:1) a cane toad skeleton (4, -3, Lair:1) a black mamba skeleton (4, 48, Lair:1) a +0 spear (7, 3, Lair:1) a cane toad skeleton (9, 40, Lair:1) a +0 spear (12, 31, Lair:1) 2 javelins (18, 38, Lair:1) a wolf skeleton (20, 37, Lair:1) a wolf skeleton (23, 44, Lair:1) a book of Iron (26, 23, Lair:1) a blink frog skeleton (28, 25, Lair:1) a blink frog skeleton (29, 27, Lair:1) a +0 war axe (29, 35, Lair:1) an amulet of magic regeneration (43, 23, Lair:1) a parchment of Sticky Flame (48, 43, Lair:1) a blink frog skeleton (51, 51, Lair:1) a blink frog skeleton (53, 49, Lair:1) a blink frog skeleton (58, 10, Lair:1) a +0 short sword Level 2 of the Lair of Beasts (0, 0, Lair:2) a bullfrog skeleton (6, -31, Lair:2) a rime drake corpse (skeletalised by now) (24, -3, Lair:2) a steam dragon skeleton (24, -1, Lair:2) a cane toad skeleton (25, -1, Lair:2) a bullfrog skeleton (35, 4, Lair:2) a basilisk skeleton (35, 5, Lair:2) a komodo dragon skeleton (36, 16, Lair:2) a +0 trident a +0 leather armour a merfolk skeleton (37, -2, Lair:2) a +0 shortbow (48, 4, Lair:2) a bullfrog skeleton (49, -23, Lair:2) a water moccasin corpse (skeletalised by now) (50, -22, Lair:2) a yak corpse (skeletalised by now) (50, -20, Lair:2) a yak corpse (skeletalised by now) (50, 13, Lair:2) a +0 scale mail a +0 trident a merfolk skeleton (52, 17, Lair:2) a basilisk skeleton (57, 15, Lair:2) a cane toad skeleton (57, 17, Lair:2) a bullfrog skeleton (60, -24, Lair:2) a parchment of Forge Blazeheart Golem (61, 9, Lair:2) a raven skeleton (67, 0, Lair:2) a +0 chain mail a +0 trident (71, -30, Lair:2) a +0 cloak Level 3 of the Lair of Beasts (2, -30, Lair:3) a +0 leather armour (12, 15, Lair:3) a parchment of Manifold Assault (19, 20, Lair:3) a +0 leather armour a +0 pair of gloves (22, -9, Lair:3) a +0 chain mail (23, -23, Lair:3) a +0 pair of gloves (24, -3, Lair:3) an elephant skeleton (25, -4, Lair:3) an elephant skeleton (26, -4, Lair:3) an elephant skeleton (27, -28, Lair:3) a +0 ring mail (27, -5, Lair:3) a bullfrog skeleton (27, -4, Lair:3) an elephant skeleton (39, -24, Lair:3) a +0 glaive (39, -3, Lair:3) a death yak skeleton (40, 12, Lair:3) a yak skeleton (41, -9, Lair:3) a death yak skeleton (41, 12, Lair:3) a yak skeleton (41, 13, Lair:3) a yak skeleton a yak skeleton (42, 12, Lair:3) a yak skeleton (42, 14, Lair:3) a yak skeleton (43, 11, Lair:3) a bullfrog skeleton (47, 4, Lair:3) a +0 flail of draining (50, 17, Lair:3) an amulet of dissipation (56, -11, Lair:3) a parchment of Freezing Cloud (58, 17, Lair:3) a +0 robe (58, 21, Lair:3) an orb of energy (unseen) Level 4 of the Lair of Beasts (0, 2, Lair:4) a blink frog skeleton (1, 1, Lair:4) a blink frog skeleton (3, 10, Lair:4) a water moccasin skeleton (4, 12, Lair:4) a dream sheep skeleton (5, 13, Lair:4) a dream sheep skeleton (7, 40, Lair:4) a +2 spectral quarterstaff (16, 30, Lair:4) a wyvern skeleton (17, 22, Lair:4) a +0 rapier (18, 15, Lair:4) a parchment of Kiss of Death (26, 5, Lair:4) a water moccasin skeleton (29, 27, Lair:4) a +0 rapier (30, 24, Lair:4) a death yak skeleton (30, 26, Lair:4) a yak skeleton (30, 27, Lair:4) a yak skeleton (31, 8, Lair:4) a parchment of Swiftness (31, 21, Lair:4) a yak skeleton (31, 22, Lair:4) a death yak skeleton (31, 28, Lair:4) a yak skeleton (31, 34, Lair:4) a komodo dragon skeleton (34, 11, Lair:4) a yak skeleton (46, 15, Lair:4) a parchment of Call Canine Familiar (58, 6, Lair:4) a +0 scale mail Level 5 of the Lair of Beasts (0, 0, Lair:5) a parchment of Passwall (5, -16, Lair:5) an elephant skeleton (5, -15, Lair:5) a +0 rapier (6, -15, Lair:5) an elephant skeleton (8, -2, Lair:5) a cane toad corpse (skeletalised by now) (14, -15, Lair:5) a blink frog corpse (skeletalised by now) (15, -10, Lair:5) a parchment of Martyr's Knell (16, -18, Lair:5) a blink frog corpse (skeletalised by now) (16, -12, Lair:5) a +0 short sword (18, -26, Lair:5) a yak corpse (skeletalised by now) (21, -22, Lair:5) a water moccasin skeleton (23, -18, Lair:5) 20 gold pieces (44, -1, Lair:5) a cane toad skeleton (44, 4, Lair:5) a yak corpse (skeletalised by now) a yak corpse (skeletalised by now) (44, 5, Lair:5) a yak corpse (skeletalised by now) (45, 2, Lair:5) a yak skeleton (46, -13, Lair:5) a +0 flail (46, -1, Lair:5) a yak skeleton (46, 17, Lair:5) a potion of enlightenment (47, 14, Lair:5) a yak corpse (skeletalised by now) a yak corpse (skeletalised by now) (48, -9, Lair:5) a +0 halberd (48, -4, Lair:5) a yak skeleton (48, -3, Lair:5) a water moccasin skeleton (48, -1, Lair:5) a yak skeleton (48, 13, Lair:5) a yak corpse (skeletalised by now) (48, 20, Lair:5) a yak corpse (skeletalised by now) (49, 12, Lair:5) a yak corpse (skeletalised by now) a yak corpse (skeletalised by now) (50, -6, Lair:5) a komodo dragon skeleton (51, -1, Lair:5) a hell hound skeleton (51, 5, Lair:5) a yak corpse (skeletalised by now) (58, -10, Lair:5) a blink frog corpse (skeletalised by now) (62, -1, Lair:5) a hydra skeleton