Experimental Treatment

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Experimental   Treatment
Item icon
Item altar
"Some stats up, some stats down"
Table dividing line 1.png
Item ID
Character Appearance
Character appearance
Table dividing line 2.png
Table dividing line 3.png
Collection Grid
Removed in Afterbirth(page 3, column 6, row 4)
Added in Afterbirth(page 2, column 16, row 6)
Unlock Method
Experimental Treatment Defeat Mom's Heart 7 times

Experimental Treatment is an unlockable passive item.

Effects[edit | edit source]

  • Removed in Afterbirth † Randomly increases at least 1 and decreases 1-3 of the character's stats. The same stats can be increased/decreased multiple times.
  • Added in Afterbirth † Randomly increases 4 and decreases 2 of the character's stats.
  • Each increase or decrease for a stat will change it by a fixed value:
  • If a stat that is already at an upper or lower limit is chosen, there is no visible effect.
  • Added in Afterbirth This item belongs to the Spun set. Collecting three items from this set will transform Isaac into a buff berserker.

Notes[edit | edit source]

  • The stat changes are permanent and will not go away if the item is removed.
  • Added in Repentance The tears up from this item is allowed to go past the normal tear cap of 5.0.

Trivia[edit | edit source]

  • Removed in Repentance Prior to Repentance, this item's description was "All stats up... then shuffled".
    • Despite the item's old description, the item did not increase all stats or shuffle them.

In-game Footage[edit | edit source]

Unlockable Achievements[edit | edit source]

Seeds[edit | edit source]

PC Hard mode only 2YN8 JS3R (Treasure Room adjacent to spawn)

PC TTR6 J4D6 (Treasure Room adjacent to spawn)

PS4 DMLT 6MM2 (Treasure Room adjacent to spawn)

PC V7F9 GAD3 (Treasure Room south to spawn)

PC Added in Afterbirth † Hard mode only 6RPQ N68R (Treasure Room east to spawn)

Gallery[edit | edit source]

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