Alien FaceOff

Alien FaceOff was an elimination style event held presumably in 2007, during airings of Ben 10 episodes. An online vote was held on Cartoon Network's website, and the alien who won would appear on the bottom left of the screen.

Round 1

 * Heatblast Vs. Stinkfly
 * Winner: Heatblast
 * Four Arms Vs. Ghostfreak
 * Winner: Four Arms
 * Cannonbolt Vs. Grey Matter
 * Winner: Cannonbolt
 * Diamondhead Vs. Wildmutt
 * Winner: Diamondhead
 * XLR8 Vs. Ripjaws
 * Winner: XLR8
 * Wildvine Vs. Upgrade
 * Winner: Wildvine

Round 2

 * Heatblast Vs. Four Arms
 * Winner: Heatblast
 * Cannonbolt Vs. Diamondhead
 * Winner: Diamondhead
 * Wildvine Vs. XLR8
 * Winner: XLR8

Round 3 (Final)

 * Heatblast Vs. Diamondhead Vs. XLR8
 * Final Winner: XLR8