Aloria Dragonsbane

Protection from creatures with power 4 or
greater.
When Aloria Dragonsbane enters the battlefield,
each creature you control with power 3 or less
deals damage equal to it's power to up to one
target creature with power 4 or greater.
If a creature with power 4 or greater would deal
combat damage to you, you may have Aloria
Dragonsbane fight it.