3-3, is the third level of World 3 in New Super Mario Bros. X. It is unlocked the completion of World 3-4.
The ground is made entirely out of ice. Rotating hills, Venus Fire Traps, Thunder Bros., and Prickly Goombas appear. There is also a Yoshi hidden in the level.
- Star Coin 1: Through a pipe reached by a platform. The player must first clear out the Goombas on that said platform.
- Star Coin 2: After the Midway Point, through a pipe reachable only by a hidden Yoshi.
- Star Coin 3: In the air after the second Star Coin.