Mass Effect 3 and Kingdoms of Amalur: Reckoning are teaming up in a cross-over event to give players bonuses.

If you play the Kingdoms of Amalur: Reckoning demo, you will unlock the Reckoner Knight Armor and the Chakram Launcher for Commander Shepard to us.  If you purchase the game you will unlock armor inspired by Commander Shepard's N-7 armor.

Playing the Mass Effect 3 demo will unlock Omniblade Daggers to use in Kingdoms of Amalur: Reckoning.

The Kingdoms of Amalur: Reckoning demo is due out on January 17.  The Mass Effect 3 demo is also due out the same month.