No revenue estimate for XBOX — its rating/review counts don't calibrate to sales the way Steam's do. The Steam version is estimated at $4.6M — a different platform, not this one.

Spelunky

Spelunky is a unique platformer with randomized levels that offer a new and challenging experience each time you play! Journey deep underground and explore fantastic places filled with monsters, traps, and treasure. Fully-destructible environments open up lots of strategies and make it a blast to master the game's many secrets.