Scratch

http://scratch.mit.edu/projects/TheMoldavianAurochs/1246291
Here is the long awaited GloppTron the Aurochs were entering into the Olympics, but seeing as how it was disqualified, I might as well advertise it.
The AI doesn't work online, only offline. If you want a harder game, set the steps from 7 to higher on both the player and the computer. I don't recommend only boosting the AI's speed, because it will box you in
There's also a multiplayer version with WASD on player 2, but we didn't upload that