Guardian of New Benalia [Dominaria United]

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 Guardian of New Benalia enlists a creature, scry 2.

Discard a card: Guardian of New Benalia gains indestructible until end of turn. Tap it.