It's possible Microsoft flipped the freebie switch early to make up for February only having 28 days, but that's not been confirmed. On March 1, the game will return to its normal price of $15.
Also known as It Draws a Red Box, #IDARB is tough to pin down. It's part platformer, part hockey, part fighting game, and part party game. I suggest watching the video above to see what it's all about.