Creature spells can't be cast.

Pay 4 life: Destroy Aether Storm. It can't be regenerated. Any player may activate this ability.

Storm (When you cast this spell, copy it for each spell cast before it this turn. Copies become tokens.)

Aeve, Progenitor Ooze isn't legendary if it's a token.

Aeve enters the battlefield with a +1/+1 counter on it for each other Ooze you control.

Arrow Storm deals 4 damage to any target.

Raid — If you attacked this turn, instead Arrow Storm deals 5 damage to that permanent or player and the damage can't be prevented.

Choose target creature. Roll X six-sided dice. For each even result, put two -1/-1 counters on that creature. For each odd result, create a 1/2 blue Bird creature token with flying named Storm Crow.

Search target player's library for a card and exile it. Then that player shuffles.

Gravestorm (When you cast this spell, copy it for each permanent put into a graveyard this turn. You may choose new targets for the copies.)

Haste

Whenever Captain Lannery Storm attacks, create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

Whenever you sacrifice a Treasure, Captain Lannery Storm gets +1/+0 until end of turn.

Cinder Storm deals 7 damage to any target.

Command the Storm deals 5 damage to target creature.

Flash

When Crackling Spellslinger enters the battlefield, if you cast it, the next instant or sorcery spell you cast this turn has storm. (When you cast that spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Desert Sandstorm deals 1 damage to each creature.

Create a 4/4 red Dragon Elemental creature token with flying and prowess.

Storm (When you cast this spell, copy it for each spell cast before it this turn.)

As long as you control another multicolored permanent, Esper Stormblade gets +1/+1 and has flying.

Whenever a player casts an instant or sorcery card, exile it. Then that player copies each instant or sorcery card exiled with Eye of the Storm. For each copy, the player may cast the copy without paying its mana cost.

As an additional cost to cast this spell, discard X cards.

Firestorm deals X damage to each of X targets.

Counter target instant or sorcery spell unless its controller pays .

Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Exile the top card of your library. During your next turn, you may play that card.

Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Target creature without flying can't block this turn.

Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Flying, trample

: Hailstorm Valkyrie gets +2/+2 until end of turn. ( can be paid with one mana from a snow source.)

Buyback (You may pay an additional as you cast this spell. If you do, put this card into your hand as it resolves.)

Creatures you control get +1/+0 until end of turn.

Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Create a 4/4 green Beast creature token.

Storm (When you cast this spell, copy it for each spell cast before it this turn.)

, Remove a +1/+1 counter or a charge counter from a permanent you control: Ion Storm deals 2 damage to any target.

Whenever you cast your first instant spell each turn, if Kalamax, the Stormsire is tapped, copy that spell. You may choose new targets for the copy.

Whenever you copy an instant spell, put a +1/+1 counter on Kalamax.

Enchant creature

Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies. The copies enter the battlefield as tokens.)

Enchanted creature gets +1/+0 and has vigilance.

Lightning Storm deals X damage to any target, where X is 3 plus the number of charge counters on Lightning Storm.

Discard a land card: Put two charge counters on Lightning Storm. You may choose a new target for it. Any player may activate this ability but only if Lightning Storm is on the stack.

Shuffle your library. Then exile the top card of your library. Until end of turn, you may play that card without paying its mana cost.

Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Exile a creature card from your graveyard. Create a token that's a copy of it. It gains haste until end of turn. Exile it at the beginning of the next end step.

Storm (When you cast this spell, copy it for each spell cast before it this turn.)

You may cast sorcery spells as though they had flash.

Whenever Najal, the Storm Runner attacks, you may pay . If you do, when you next cast an instant or sorcery spell this turn, copy it. You may choose new targets for the copy.

Pigment Storm deals 5 damage to target creature. Excess damage is dealt to that creature's controller instead.

Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Whenever you cast or copy an instant or sorcery spell, Ral, Storm Conduit deals 1 damage to target opponent or planeswalker.

+2: Scry 1.

−2: When you next cast an instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy.

Return target creature card from your graveyard to your hand.

Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

, Sacrifice Sandstorm Eidolon: Target creature can't block this turn.

Whenever you cast a multicolored spell, you may return Sandstorm Eidolon from your graveyard to your hand.

Whenever Scalestorm Summoner attacks, create a 3/1 red Dinosaur creature token if you control a creature with power 4 or greater.

Kicker

When Sea Gate Stormcaller enters the battlefield, copy the next instant or sorcery spell with mana value 2 or less you cast this turn when you cast it. If Sea Gate Stormcaller was kicked, copy that spell twice instead. You may choose new targets for the copies.

Flying

Whenever you cycle or discard a card, Shadowstorm Vizier gets +1/+1 until end of turn.

Flying

, Sacrifice Siren Stormtamer: Counter target spell or ability that targets you or a creature you control.

Gain control of target creature you don't control until end of turn. Untap that creature. It gains haste until end of turn.

Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Starstorm deals X damage to each creature.

Cycling (, Discard this card: Draw a card.)

Flying

, Exile the top card of your library: Tap target creature with flying.

, Exile the top card of your library: If the exiled card is a snow land, Storm Elemental gets +1/+1 until end of turn.

Flying

Raid — Storm Fleet Aerialist enters the battlefield with a +1/+1 counter on it if you attacked this turn.

Flying

Parley — Whenever Storm Fleet Negotiator attacks, each player reveals the top card of their library. For each nonland card revealed this way, you create a Map token. Then each player draws a card. (A Map token is an artifact with ", , Sacrifice this artifact: Target creature you control explores. Activate only as a sorcery.")

Haste

Storm Fleet Sprinter can't be blocked.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)

Storm Fleet Swashbuckler has double strike as long as you have the city's blessing.

Haste

When Storm Herald enters the battlefield, return any number of Aura cards from your graveyard to the battlefield attached to creatures you control. Exile those Auras at the beginning of your next end step. If those Auras would leave the battlefield, exile them instead of putting them anywhere else.

Storm Sculptor can't be blocked.

When Storm Sculptor enters the battlefield, return a creature you control to its owner's hand.

: Storm Shaman gets +1/+0 until end of turn.

Flying

: Storm Spirit deals 2 damage to target creature.

At the beginning of each player's upkeep, Storm World deals X damage to that player, where X is 4 minus the number of cards in their hand.

Flying

Stormbound Geist can block only creatures with flying.

Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Sacrifice Stormcaller's Boon: Creatures you control gain flying until end of turn.

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)