Can you do me a favor and drink this mystery liquid?

Our heros (bomberman, shalana , watson, starlord, and concordia)   were drafted into a gladiatorial combat arena somewhere below dwemmer star that was run by a drow. They fought a desert drake, a chimera, the champion (who was level 12 and got curb stomped) and a squad of clockwork creations.

26600 gp total ( palidins hero point included)

46400xp

9280xp for each

5320 gp each

[50 gp] potion/oil of hide from animals (CL 1)

[25 gp] potion/oil of resistance (CL 1)

[50 gp] potion/oil of mage armor (CL 1)

[300 gp] potion/oil of resist energy, cold (CL 3)

[3,000 gp] chime of opening [no external clues]

[25 gp] potion/oil of stabilize (CL 1)

[300 gp] potion/oil of resist energy, electricity (CL 3)

[750 gp] wand of shield (CL 1)

[50 gp] potion/oil of ant haul (CL 1)

[3,500 gp] stalker's mask [no external clues]

[300 gp] potion/oil of cat's grace (CL 3)

[1,000 gp] phylactery of faithfulness [no external clues]

[2,000 gp] ring of the grasping grave [clue indicates function]

[25 gp] arcane scroll of sleep (CL 1)

[50 gp] potion/oil of touch of the sea (CL 1)

[7,200 gp] folding boat [no external clues]

[13 gp] arcane scroll of light (CL 1)

[50 gp] potion/oil of cure light wounds (CL 1)

[150 gp] divine scroll of align weapon (CL 3)

[150 gp] divine scroll of summon nature's ally 2 (CL 3)

[25 gp] potion/oil of guidance (CL 1)

[25 gp] arcane scroll of ray of enfeeblement (CL 1)

[50 gp] potion/oil of ant haul (CL 1)

[1,000 gp] burglar's bracers [no external clues]

[13 gp] arcane scroll of touch of fatigue (CL 1)

[50 gp] potion/oil of magic weapon (CL 1)

[150 gp] divine scroll of cure moderate wounds (CL 3)

[25 gp] divine scroll of touch of the sea (CL 1)

[25 gp] divine scroll of command (CL 1)

[25 gp] arcane scroll of mage armor (CL 1)

[25 gp] arcane scroll of ray of enfeeblement (CL 1)

[3,000 gp] corset of the vishkanya [clue indicates function]

[25 gp] arcane scroll of alarm (CL 1)

[750 gp] wand of bless (CL 1)

[750 gp] wand of shield (CL 1)

[50 gp] potion/oil of magic stone (CL 1)

[25 gp] arcane scroll of enlarge person (CL 1)

[25 gp] potion/oil of light (CL 1)

[13 gp] divine scroll of know direction (CL 1)

[150 gp] arcane scroll of slipstream (CL 3)

[50 gp] potion/oil of shield of faith (CL 1)

[50 gp] potion/oil of ant haul (CL 1)

[50 gp] potion/oil of shield of faith (CL 1)

[25 gp] arcane scroll of magic weapon (CL 1)

[50 gp] potion/oil of remove fear (CL 1)

[50 gp] potion/oil of cure light wounds (CL 1)

[25 gp] potion/oil of guidance (CL 1)

[50 gp] potion/oil of erase (CL 1)

[750 gp] wand of divine favor (CL 1)

[25 gp] divine scroll of detect undead (CL 1)

[50 gp] potion/oil of vanish (CL 1)

[25 gp] divine scroll of sanctuary (CL 1)

[13 gp] arcane scroll of dancing lights (CL 1)

[25 gp] arcane scroll of charm person (CL 1)

[50 gp] potion/oil of magic fang (CL 1)

[50 gp] potion/oil of magic weapon (CL 1)

[25 gp] divine scroll of protection from law (CL 1)

[25 gp] potion/oil of stabilize (CL 1)