You can download Radical Rebound 5.1 for Mac from our software library for free. The program is included in Games.
From the developer:
Radical Rebound is a revolutionary shoot' em up like game. To destroy enemies you must rebound their shots against them with a shield in front of your ship, while avoiding getting hit. A really new and fun experience.
You may want to check out more Mac applications, such as Radical Rockits, Falling Stickmen ! or iKanji, which might be related to Radical Rebound.