Guardian of New Benalia
From Dominaria United set
Guardian of New Benalia
Creature — Human Soldier
2/2
Enlist (As this creature attacks, you may tap a nonattacking creature you control without summoning sickness. When you do, add its power to this creature's until end of turn.)
Whenever this creature enlists a creature, scry 2.
Discard a card: This creature gains indestructible until end of turn. Tap it.