Anubis, Defender of Duat

-1: Anubis deals two damage to target creature
-5: As long as you control a desert land, Anubis can attack as a 5/5 creature with first strike. (No Desert) Anubis can attack as a 4/4 creature
-10: Tap all creatures on the battlefield for all players. Target player flips a coin. Winner gains control of Anubis and deals 5 damage to any player