Base creature values. Events, world settings, difficulty and loot bonuses can change an encounter.

Massacre
Bosstiary · NemesisBoss rewardCan hasten itself with a defensive ability.
Creature resistance values; world limits may adjust them. Negative values indicate a weakness.
Paralysis · Transformation · Invisibility
Base chance per roll, not a guaranteed reward. Bonuses, world multipliers and boss participation change the result. Charged items use their own quantities. Container contents also require the container to drop.
demonic essence · 1 · 100%
piece of Massacre's shell · 1 · 100%
soul orb · 1 · 100%
gold coin · 1–157 · 94.12%
meat · 1–9 · 88.24%
orichalcum pearl · 1–7 · 82.35%
old twig · 1 · 64.71%
platinum coin · 1–6 · 58.82%
big bone · 1 · 5.88%
great health tonic · 1 · 5.88%
great mana elixir · 1 · 5.88%
jewel case · 1 · 1.2%
heavy mace · 1 · 1%
dreadspike sword · 1 · 0.9%
the barrier of prime · 1 · 0.5%
solar plate · 1 · 0.35%