Grisly Bone Breaker

Trample
Melee (Whenever this creature fights or deals combat damage to a creature, that creature loses all basic abilities until end of turn.)
If you paid 4 life while casting Grisly Bone Breaker, you may have it gain indestructible until end of turn, and have it fight target creature an opponent controls.
If you paid 2 life while casting Grisly Bone Breaker, You may have it fight target creature an opponent controls.