No revenue estimate for EPIC — its rating/review counts don't calibrate to sales the way Steam's do. The Steam version is estimated at $3.3M — a different platform, not this one.

Cave Story+

Arguably the most well-known indie game of all time, Cave Story+ features an original story brimming with personality, mystery and fast-paced fun. Run, jump, shoot, fly and explore your way through a massive adventure reminiscent of classic 8 and 16-bit games!