No revenue estimate for EPIC — its rating/review counts don't calibrate to sales the way Steam's do. Reviews and prices only.

CounterAttack: Uprising

Description is CounterAttack: Uprising is a side scrolling space shooter (SHMUP). Team up or fight solo, 1 - 4 player local or up to 8 players online coop, unlock upgrades, use powerful ultimate abilities, enhance your ship the way you want, and save the Earth from annihilation.