Braum, Heart of the Freljord

Vigilance, challenger (You may force an opponent's creature to block this creature.)

The first time Braum survives damage, create a 3/3, white Mighty Poro token with trample.

Level up - When Braum survives 10 or more damage give him +1/+1 and "Each time Braum survives damage create a 3/3, white Mighty Poro token with trample."