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TMTRAINER

ItemRepentanceLocked

passiveGame ID 721★★★★

How do you unlock TMTRAINER?

In The Binding of Isaac, TMTRAINER is unlocked by earning the The Beast completion mark as Tainted Eden.

Structured pathSource-backed requirements are mapped into trackable steps.

Causes all future items to be "glitched", granting them completely random effects.

TMTRAINER (Achievement)
- Tainted Eden → The Beast (normal)
  1. A Strange Door is unlocked by beating Mother for the first time. source
  2. Take The Polaroid or The Negative after Mom, escape the boss room, then use it to open A Strange Door. source
  3. Find Dad's Note, complete the Ascent to Home, then defeat Dogma, the Ultra Harbingers, and The Beast. source
  - Tainted Eden

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What unlocking TMTRAINER leads to

Nothing depends on this yet.

Source: bindingofisaacrebirth.wiki.gg

Imported 2026-09-13