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

The Baron From Below
Bosstiary · BaneBoss rewardCreature resistance values; world limits may adjust them. Negative values indicate a weakness.
Paralysis · 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.
platinum coin · 1–58 · 100%
stone skin amulet · 1 · 100%
heavy crystal fragment · 1 · 100%
cinderflare wand · 1 · 72.92%
violet crystal shard · 1 · 64.58%
ultimate health tonic · 1–18 · 62.5%
furnace sword · 1 · 56.25%
great soul essence · 1–18 · 54.17%
magic sulphur · 1 · 45.83%
great mana elixir · 1–18 · 43.75%
crystal mace · 1 · 37.5%
silver token · 1 · 33.33%
small emerald · 1 · 20.83%
huge chunk of crude iron · 1 · 20.83%
Slightly Rusted Buckler · 1 · 18.75%
slightly rusted helmet · 1 · 16.67%
red gem · 1 · 14.58%
luminous orb · 1 · 14.58%
longing eyes · 1 · 14.58%
small diamond · 1 · 12.5%
small topaz · 1 · 12.5%
small ruby · 1 · 12.5%
violet gem · 1 · 12.5%
chitinous mouth · 1 · 12.5%
wingglass cape · 1 · 10.42%
blue gem · 1 · 10.42%
yellow gem · 1 · 10.42%
gold ingot · 1 · 8.33%
gold token · 1 · 8.33%
crystal coin · 1 · 8.33%
green gem · 1 · 8.33%
small amethyst · 1 · 6.25%
huge shell · 1 · 4.17%
pyrestorm robe · 1 · 4.17%
slimy leg · 1 · 4.17%
badger boots · 1 · 4.17%
the sceptre of runesigil · 1 · 4.17%
the gemflow boots · 1 · 3.39%
gravevault mail · 1 · 3.39%
apprentice alchemy codex · 1 · 2.08%