Mario Defender

[OscarW]

Toss the enemies away from the castle. Collect coins. Get help from Mario, Yoshi and Luigi and protect Princess Peach! Use the mouse to drag and drop enemies and toss them away. For success, throw them as high as possible, or simply smash them into the floor.

http://www.gamepilot.com/game/mario/mario+defender.html

[Purp]

Well, I made it to wave 10, which, for me, is pretty good.