Marvel Universe

Enchantment

If a source you control would deal damage to a permanent or player, it deals triple that damage to that permanent or player instead.

Fiery Emancipation

Final Fantasy

Instant

Tiered (Choose one additional cost.)
• Somersault — {0} — Target creature gets +2/+2 until end of turn.
• Meteor Strikes — {2} — Double target creature's power and toughness until end of turn.
• Final Heaven — {6}{G} — Triple target creature's power and toughness until end of turn.

Tifa's Limit Break

Tales of Middle-earth Commander

Sorcery

Damage can't be prevented this turn. If a source you control would deal damage this turn to an opponent or a permanent an opponent controls, it deals triple that damage instead.
Flashback {4}{R}{R}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Isengard Unleashed

March of the Machine Promos

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
If a source you control would deal damage to a permanent or player, it deals triple that damage instead.

City on Fire

Unknown Event

If an opponent would be dealt commander damage, they receive triple that amount of commander damage instead. (They don't actually take more damage, it just counts as triple the amount of commander damage.)

Triple Threat

Commander Legends

Legendary Planeswalker — Jeska

Jeska enters with a loyalty counter on her for each time you've cast a commander from the command zone this game.
0: Choose target creature. Until your next turn, if that creature would deal combat damage to one of your opponents, it deals triple that damage to that player instead.
−X: Jeska deals X damage to each of up to three targets.
Jeska, Thrice Reborn can be your commander.
Partner