On Steam! The latest game to arrive on Steam is 'Ninja Reflex: Steamworks Edition' which appropriately is Ninja Reflex with loads of added Steamworks love.

Guided by your Sensei, master 300 martial arts challenges that test your reflexes, sharpen your hand-eye coordination, and measure your reaction time to the millisecond. As you strive to earn a 3rd degree black belt, unlock over 50 Steam achievements and compete in local multiplayer battles with up to 4 ninjas-in-training.

There also promises to be a bunch of Half-Life and Portal Easter Eggs in Ninja Reflex. It is available right now for $8.95 which is 10% off its regular price. This offer lasts until the 28th of March. More Info.