Drop (not confirmed)

item	chance	amount
Adena	70.00%	844–1972
Augmenting Stone: Weapon	0.30%	1–3
Secret Chamber Key	0.30%	1
Unlit Torch	0.30%	1
Holy Stone	0.30%	1
Room of Splendor Key	1/3333	1

Spoil (not confirmed)

item	chance	amount
Holy Stone	0.75%	1