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Put a +1/+1 counter on target creature you control, then each modified creature you control deals damage equal to its power to target creature you don't control. (Equipment, Auras you control, and counters are modifications.)
Abilities, attacks, weakness & resistance
Other cards from Modern Horizons 3
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Signature Slam (MH3-168) is an uncommon green instant from Modern Horizons 3. It puts a +1/+1 counter on a creature you control and then has each modified creature you control deal damage equal to its power to a creature an opponent controls. The card rewards builds that create or attach modifications (counters, Auras you control, Equipment) to multiple creatures to multiply the damage output.
Catalog pricing data as of 28 Apr 2026, 13:02
