We can't begin to understand how YouTube user SidolaTehNerd managed to recreate Halo using the rudimentary tools of Minecraft -- but our lack of understanding doesn't make this accomplishment any less radical. Check out a clip of the world-builder-turned-FPS after the jump.
Minecraft is a sandbox construction game created by Markus Persson and is currently in pre-release alpha. Minecraft development started around May 10, 2009.
The game involves players creating and destroying various types of blocks in a three dimensional environment. The player can form fantastic structures, creations and artwork across the various multiplayer servers in multiple game modes.