Ragecaller Phoenix

Flying, haste
Rebirth—{1}{r}, Discard a Mountain. (When
this creature dies, if it was dealt combat damage this
turn, you may pay {1}{r} and discard a Mountain.If
you do, return it to the battlefield tapped at the
beginning of the next end step.)
Whenever Ragecaller Phoenix deals combat
damage to a player, until your next turn,
creatures attack each combat if able.