Every loop rains meteors on the crowds around it. Its kills are loop kills.
Recipe
Comet at its highest level + Long Wick, then open a chest
Damage 650 · Count 7 · Area 48
Loop kills
A loop kill is a bug killed by a flare, by a loop-only weapon, by a flare charm or union just after a flare that catches a bug, or by anything within a few seconds of a flare catching it. Loop kills give far more XP and score than weapon kills, and bigger loops pay more.
Emberloop is a free bullet heaven game for your browser, on a phone or a computer.
FAQ
How do you get Meteor Shower in Emberloop?
Take Comet to its highest level and own Long Wick, then open a chest: it evolves into Meteor Shower.