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

If a red instant or sorcery spell you control would deal damage, it deals double that damage instead.

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.

Flash If a source would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

Each creature has "When this creature dies, choose target opponent. That player puts this card from its owner's graveyard onto the battlefield under their control at the beginning of the next end step."

Add {R} for each creature you control.

Kicker {R} (You may pay an additional {R} as you cast this spell.) Cinderclasm deals 1 damage to each creature. If it was kicked, it deals 2 damage to each creature instead.

Delayed Blast Fireball deals 2 damage to each opponent and each creature they control. If this spell was cast from exile, it deals 5 damage to each opponent and each creature they control instead. Foretell {4}{R}{R} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Magmaquake deals X damage to each creature without flying and each planeswalker.

Psychotic Haze deals 1 damage to each creature and each player. Madness {1}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Barrage of Boulders deals 1 damage to each creature you don't control. Ferocious — If you control a creature with power 4 or greater, creatures can't block this turn.

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.

Blazing Volley deals 1 damage to each creature your opponents control.

Boiling Earth deals 1 damage to each creature your opponents control. Awaken 4—{6}{R} (If you cast this spell for {6}{R}, also put four +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)

Choose one — • Burn Down the House deals 5 damage to each creature and each planeswalker. • Create three 1/1 red Devil creature tokens with "When this creature dies, it deals 1 damage to any target." They gain haste until end of turn.

You may exile a red card from your hand rather than pay this spell's mana cost. Cave-In deals 2 damage to each creature and each player.

Chain Reaction deals X damage to each creature, where X is the number of creatures on the battlefield.

Dry Spell deals 1 damage to each creature and each player.

End the Festivities deals 1 damage to each opponent and each creature and planeswalker they control.

Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.) Evincar's Justice deals 2 damage to each creature and each player.

As an additional cost to cast this spell, you may tap any number of untapped creatures you control. This spell costs {1} less to cast for each creature tapped this way. Explosive Singularity deals 10 damage to any target.

Choose three. You may choose the same mode more than once. • Fiery Confluence deals 1 damage to each creature. • Fiery Confluence deals 2 damage to each opponent. • Destroy target artifact.

Hazardous Blast deals 1 damage to each creature your opponents control. Creatures your opponents control can't block this turn.

All creatures lose indestructible until end of turn. Hour of Devastation deals 5 damage to each creature and each non-Bolas planeswalker.

Choose two — • Incendiary Command deals 4 damage to target player or planeswalker. • Incendiary Command deals 2 damage to each creature. • Destroy target nonbasic land. • Each player discards all the cards in their hand, then draws that many cards.

For each player, Incite Rebellion deals damage to that player and each creature that player controls equal to the number of creatures they control.

Choose one — • Into the Fire deals 2 damage to each creature, planeswalker, and battle. • Put any number of cards from your hand on the bottom of your library, then draw that many cards plus one.

Secret council — Each player secretly votes for another player, then those votes are revealed. For each vote an opponent received, Mob Verdict deals 2 damage to that player and each creature that player controls. For each vote you received, draw a card.

Scouring Sands deals 1 damage to each creature your opponents control. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Choose one — • Destroy target artifact. • Destroy target creature with defender. • Smash to Dust deals 1 damage to each creature your opponents control.