Last Updated: Unknown

404.1. Spells, Units, Abilities, and other game effects may Deal Damage to units.

404.1.a. Assigning Damage during Combat Resolution is not Dealing Damage, but will cause Damage to be Dealt when assignment is complete.
404.1.b. To Deal Damage to Units, mark the specified amount of Damage on the Unit.
404.1.c. Damage is marked on each unit separately.
404.1.d. Damage can be Dealt to more than one Unit at the same time.