Glacier's LaboratoryIncandescent Light Bulb"and summer flies"Familiar
Spawns a light bulb familiar that bounces diagonally around the room. It switches between ON and OFF every few seconds.

It will always stays ON if one of the following conditions is met:
• Current room is filled with complete darkness.
• Curse of Darkness! is active.
• XIX - The Sun? is used in current floor.

ONLight up nearby area and spawns up to 8 winged termite familiars.

Attracts termite familiars to fly and surround it, they deal CurrentStage + 0.01 x EnemyMaxHealth damage and inflict 1 second of fear to enemies.

OFFDoesn't emit any light and makes the room dim instead.

Causes termite familiars that surrond it to randomly wander around the room, they deal 2 + CurrentStage + 0.03 x EnemyCurrentHealth damage and inflict 1 second of fear to enemies.
This item contributes towards the Beelzebub transformation. Collecting 3 items from this set will grant Isaac flight, converts small enemy flies into Blue Flies, and permanently charms larger enemy flies.
- Tags -- Synergies -
Search filters
Item type
Item quality Item pools (any)
Item tags (any)
Transformations (any)
Stat changes (any)
Unlockable Grants costume Has YouTube video Animated icon Favorite (?)

▾ITEMS ()▾


View Collection Page

▾TRINKETS ()▾


▾PICKUPS ()▾


▾CONSUMABLES ()▾


▾MACHINES/BEGGARS ()▾


▾CHARACTERS ()▾

Download the Glacier's Laboratory mod for The Binding of Isaac