Battle for the World's Fate

Cast this spell only on your Pre-Combat Main Phase. At the beginning of combat each player gets an emblem that states "You may cast spells as though they had flash and creatures you control lose and cannot gain Lifelink and Defender, have Haste and Vigilance and must attack.". At the beginning of combat all players attack the player to the left or right. This turn creatures can attack and block the same phase. At the end of this combat phase the player with the most life wins. Creatures you control get +2