Infestation

"Fly revenge"

Item ID
5.100.148
Character Appearance


Collection Grid
(page 2, column 5, row 5)
(page 2, column 5, row 2)


Infestation is a passive item.
Effects[edit | edit source]
1-3 Blue Flies randomly spawn whenever Isaac takes damage.
2-6 Blue Flies randomly spawn whenever Isaac takes damage.
- This item belongs to the Beelzebub set. Collecting three items from this set will transform Isaac into a giant humanoid fly.
Interactions[edit | edit source]
Trivia[edit | edit source]
Prior to Repentance, this item's description was "They grow inside".
In-game Footage[edit | edit source]
Seeds[edit | edit source]
PC 8H3N AE8H (Treasure Room adjacent to spawn)
PC CW0L S1LN (Treasure Room in one room above the spawn)
PC 33QM WGYC (Treasure Room in one room above the spawn)
PS4 QZ8P 4BQF (Treasure Room adjacent to spawn)
PS4 2VP2 JVWH (Treasure Room two rooms above spawn)
PS4 SAPZ YHX0 (First floor treasure room)
3DS LBXS W367 (Treasure Room adjacent to spawn)
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