Acidic Soil deals damage to each player equal to the number of lands they control.

Boltwave deals 3 damage to each opponent.

Offspring {2} (You may pay an additional {2} as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.) Whenever you cast a noncreature spell, this creature deals 1 damage to each opponent.

Defender Whenever you cast an instant or sorcery spell, this creature deals 1 damage to each opponent.

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

When this enchantment enters, the Ring tempts you. Whenever you cast an instant or sorcery spell, this enchantment deals 2 damage to each opponent.

Whenever you cast a noncreature spell, this creature deals 1 damage to each opponent.

Flame Rift deals 4 damage to each player.

Whenever you cast an instant or sorcery spell, this creature deals 2 damage to each opponent.

Whenever you cast a noncreature spell, this creature deals 1 damage to each opponent.

Whenever a player taps a land for mana, this enchantment deals 1 damage to that player.

Each player may discard up to three cards. Mind Bomb deals damage to each player equal to 3 minus the number of cards they discarded this way.

Price of Progress deals damage to each player equal to twice the number of nonbasic lands that player controls.

Psychosis Crawler's power and toughness are each equal to the number of cards in your hand. Whenever you draw a card, each opponent loses 1 life.

Flash When this creature enters, copy target instant or sorcery spell. You may choose new targets for the copy.

You may sacrifice a nontoken red creature rather than pay this spell's mana cost. Copy target instant or sorcery spell. You may choose new targets for the copy.

Draw three cards, then put two cards from your hand on top of your library in any order.

Target creature gains flying until end of turn. Draw a card.

Surveil 1. (Look at the top card of your library. You may put it into your graveyard.) Draw a card.

Creatures you control gain trample until end of turn. (Each of those creature can deal excess combat damage to the player or planeswalker it's attacking.) Draw a card.

Target creature becomes red and gains haste until end of turn. (It can attack and {T} this turn.) Draw a card.

Enchant creature Whenever enchanted creature deals damage to an opponent, you may draw a card.

Scry 2, then draw a card.

Draw a card. Until end of turn, target creature gains trample and gets +1/+0 for each card you've drawn this turn. (A creature with trample can deal excess combat damage to the player or planeswalker it's attacking.)

As an additional cost to cast this spell, discard a card. Draw two cards. If the discarded card wasn't a land card, Grab the Prize deals 2 damage to each opponent.

This spell can't be countered. Flying Whenever you draw a card, Niv-Mizzet deals 1 damage to any target. Whenever a player casts an instant or sorcery spell, you draw a card.

Flying Whenever you draw a card, Niv-Mizzet deals 1 damage to any target. {T}: Draw a card.

{T}: Add one mana of any color in your commander's color identity.

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{T}: Add one mana of any color that a land an opponent controls could produce.

{1}, {T}: Add {U}{R}.

As this land enters, you may reveal an Island or Mountain card from your hand. If you don't, this land enters tapped. {T}: Add {U} or {R}.

({T}: Add {U}.)

({T}: Add {R}.)

You have no maximum hand size. {T}: Add {C}.

{T}: Add {C}. {1}{U}, {T}: Return target Wizard you control to its owner's hand.

{T}: Add {C}. {T}: Add {U} or {R}. This land deals 1 damage to you.

This land enters tapped unless you control an Island or a Mountain. {T}: Add {U} or {R}.

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {U} or {R}.

{T}: Add one mana of any color in your commander's color identity.

You have no maximum hand size. {T}: Add one mana of any color.

At the beginning of your upkeep, put two descent counters on this enchantment. Then each player creates X Treasure tokens and this enchantment deals X damage to each player, where X is the number of descent counters on this enchantment.

Add {R}{R}{R}. Splice onto Arcane {1}{R} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

{T}: Add one mana of any color that a land an opponent controls could produce.

Instant and sorcery spells you cast cost {1} less to cast.

{1}, {T}: Add {U}{R}.

Red spells you cast cost {1} less to cast.

{T}: Add {C}{C}.

This creature gets +1/+0 for each artifact you control. Magecraft — Whenever you cast or copy an instant or sorcery spell, create a Treasure token.

Haste Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Instant and sorcery spells you cast cost {1} less to cast.

{T}: Add {C}. {T}: Add {U} or {R}. This artifact deals 1 damage to you.

You have no maximum hand size. {T}: Add {C}.

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

Counter target spell.

Earthquake deals X damage to each creature without flying and each player.

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

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.

As an additional cost to cast this spell, discard X cards. Firestorm deals X damage to each of X targets.

Devoid (This card has no color.) This spell costs {2} less to cast if an opponent controls a multicolored permanent. Ghostfire Slice deals 4 damage to any target.

Grapeshot deals 1 damage to any target. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Counter target spell. Ionize deals 2 damage to that spell's controller.

Lightning Bolt deals 3 damage to any target.

Counter target noncreature spell.

Choose two — • Prismari Command deals 2 damage to any target. • Target player draws two cards, then discards two cards. • Target player creates a Treasure token. • Destroy target artifact.

Shock deals 2 damage to any target.

Tectonic Hazard deals 1 damage to each opponent and each creature they control.