You may exert Trueheart Twins as it attacks. (It won't untap during your next untap step.)Whenever you exert a creature, creatures you control get +1/+0 until end of turn.
Trueheart Twins
Product Info: Amonkhet uncommon
Description:
You may exert Trueheart Twins as it attacks. (It won't untap during your next untap step.)Whenever you exert a creature, creatures you control get +1/+0 until end of turn.
You may exert Trueheart Twins as it attacks. (It won't untap during your next untap step.) Whenever you exert a creature, creatures you control get +1/+0 until end of turn.
