Boss (Item Pool)

The Boss Pool is the pool of items that are dropped by bosses in the Boss Room, barring those with specific set item drops, and can be found in the Boss Challenge Room. This item pool only has passive items. The only other room based item pool that has this property is the Planetarium pool.


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Trivia

 * Most items in this pool will increase stats, increase health, grant pickups, grant trinkets, or some combination of the four. The ones that don't,, , and , are familiars that will always drop from the boss they are themed after, respectively Steven, C.H.A.D., and Gish. Said bosses are all references to previous games made by Edmund McMillen, and all of them need to be unlocked by beating the chapter they appear in a certain amount of times.