Small Explosion

Creatures you control have -7/-7
Tap target creature you control, you lose 7 life.
Choose All:
- You lose 10 life
- Discard your hand
- Exile your graveyard
- You exile 4 creatures you control
- Exile the top half of your library
- You get an emblem with, At the beginning
of your end step, you lose 2 life and exile the
top card of your library