$0.03
Trueheart Twins 
Creature — Jackal Warrior
Amonkhet Uncommon
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.
Whenever you exert a creature, creatures you control get +1/+0 until end of turn.
Shoulder to shoulder until blade must turn against blade.
4/ 4
#153 — Illus. Matt Stewart