Boom Fly

25.0

Boom Flies roam around the room diagonally, dealing touch damage and exploding with a large blast radius upon death. SkatoleAll types of fly except Boom Fly and Red Boom Fly become passive and slowly move towards Isaac. Does not prevent contact damage. slows them down, but they remain dangerous. They also spawn from blue champion bosses such as Fistula.

Variants

Red Boom Fly

25.1
Chance To Replace Boom Flies

Red Boom Flies roam around the room diagonally, dealing touch damage and exploding into 6 directional blood shots upon death. SkatoleAll types of fly except Boom Fly and Red Boom Fly become passive and slowly move towards Isaac. Does not prevent contact damage. will only slow down their movement.

Drowned Boom Fly

25.2
Chance To Replace Boom Flies and Red Boom Flies In Flooded Caves

Drowned Boom Flies fly around the room diagonally, dealing contact damage. Upon death, they explode and release 4 blood shots in the cardinal directions, occasionally spawning a Drowned Charger.

If a Drowned Boom Fly dies while over an obstacle or pit, the Drowned Charger will not be spawned.