Unleash the Inferno deals 7 damage to target creature or planeswalker. When it deals excess damage this way, destroy target artifact or enchantment an opponent controls with mana value less than or equal to that amount of excess damage.
2022-04-29
A permanent cannot be dealt 0 excess damage.
2022-04-29
Excess damage has been dealt to a creature if the damage dealt to it is greater than lethal damage. Usually, this means damage greater than its toughness, although damage already marked on the creature is taken into account.
2022-04-29
Excess damage has been dealt to a planeswalker if the amount of damage dealt to it is greater than the number of loyalty counters that it had remaining when the damage was dealt.