Flame Discharge
Instant
Flame Discharge deals X damage to target creature or planeswalker. If you controlled a modified creature as you cast this spell, it deals X plus 2 damage instead. (Equipment, Auras you control, and counters are modifications.)
"What? Why would it need a cooling unit?"
Illustrated by
Kamigawa: Neon Dynasty#142UncommonEnglishLegality
Rulings
Feb 18, 2022
An Aura controlled by an opponent does not cause a creature you control to be modified.
Feb 18, 2022
A creature with a counter on it is considered modified no matter what kind of counter it is or which player put it on that creature.
Feb 18, 2022
A creature that is equipped is considered modified no matter who controls the Equipment that's attached to it.
Feb 18, 2022
Only creatures can be modified. If a modified creature stops being a creature, it is no longer considered modified.