Strive — This spell costs more to cast for each target beyond the first.

Any number of target creatures each get +1/+1 and gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)

Enchant your library

Enchanted library is an artifact creature on the battlefield with power and toughness each equal to the number of cards in it. It's still a library.

If enchanted library would leave the battlefield, exile Animate Library instead.

+1: Create a 2/3 blue and black Nightmare creature token with "Whenever this creature attacks or blocks, each opponent exiles the top two cards of their library."

−3: Return target nonland permanent to its owner's hand, then that player exiles a card from their hand.

−7: You may cast up to three spells from among face-up cards your opponents own from exile without paying their mana costs.

Target creature gets +4/-4 until end of turn.

Flying

At the beginning of each upkeep, create a 1/1 black and green Pest creature token with "When this creature dies, you gain 1 life."

Pay 10 life: Untap all lands you control. Activate only once each 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.)

Bituminous Blast deals 4 damage to target creature.

Haste

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.)

Flying

Whenever another creature enters the battlefield under your control, target creature gets +2/+0 until end of turn.

Vigilance

Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

Choose a nonland card name. Target player reveals their hand and discards all cards with that name.

Flashback—Sacrifice a creature. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

When Canal Courier enters the battlefield, you become the monarch.

Whenever Canal Courier and another creature attack different players, Canal Courier can't be blocked this combat.

Put a +1/+1 counter on target creature.

Put a +1/+1 counter on target creature.

Whenever Conduit of Storms attacks, add at the beginning of your next main phase this turn.

: Transform Conduit of Storms.

Death Grasp deals X damage to any target. You gain X life.

Prevent all combat damage that would be dealt to players this turn.

Strive — This spell costs more to cast for each target beyond the first.

Any number of target creatures each get +2/+0 and gain first strike and vigilance until end of turn.

Search your library for up to X cards, put those cards into your hand, then shuffle.

Creatures you control get +1/+0.

+1: Add or . Creature spells you cast this turn can't be countered.

−2: Target creature you control fights target creature you don't control.

At the beginning of your upkeep, if you control six or more lands, create a 5/5 red Dragon creature token with flying.

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Eidolon of Countless Battles and enchanted creature each get +1/+1 for each creature you control and +1/+1 for each Aura you control.

Whenever Etali, Primal Storm attacks, exile the top card of each player's library, then you may cast any number of spells from among those cards without paying their mana costs.

Destroy all creatures with power greater than target creature's power.

Flame Slash deals 4 damage to target creature.

Flying

When Galazeth Prismari enters the battlefield, create a Treasure token.

Artifacts you control have ": Add one mana of any color. Spend this mana only to cast an instant or sorcery spell."

Exile two target artifacts, creatures, and/or lands you control, then return those cards to the battlefield under your control.

Exile target white permanent.

Creatures you control get +1/+1.

Deathtouch

Delirium — Gnarlwood Dryad gets +2/+2 as long as there are four or more card types among cards in your graveyard.

, Sacrifice a land: Put a +1/+1 counter on Goblin Razerunners.

At the beginning of your end step, you may have Goblin Razerunners deal damage equal to the number of +1/+1 counters on it to target player or planeswalker.

Whenever you cast an instant or sorcery spell from your hand, you may cast target card with the same name as that spell from your graveyard. (You still pay its costs.)

At the beginning of combat on your turn, you may have target creature you control get +2/+0 and gain haste until end of turn. If you do, sacrifice it at the beginning of the next end step.

: Remove up to X counters from target permanent. For each counter removed this way, Hex Parasite gets +1/+0 until end of turn. ( can be paid with either or 2 life.)

Incendiary Flow deals 3 damage to any target. If a creature dealt damage this way would die this turn, exile it instead.

Target creature gets +2/+2 until end of turn. If it's paired with a creature, that creature also gets +2/+2 until end of turn.

Devoid (This card has no color.)

Whenever you cast a colorless spell, Kozilek's Sentinel gets +1/+0 until end of turn.

When Kuldotha Flamefiend enters the battlefield, you may sacrifice an artifact. If you do, Kuldotha Flamefiend deals 4 damage divided as you choose among any number of targets.

You may look at the top card of your library and at face-down creatures you don't control any time.

Double strike, haste

Whenever Lightning Runner attacks, you get (two energy counters), then you may pay eight . If you pay, untap all creatures you control, and after this phase, there is an additional combat phase.

Flying

When Magma Phoenix dies, it deals 3 damage to each creature and each player.

: Return Magma Phoenix from your graveyard to your hand.

( can be paid with either or 2 life.)

Marrow Shards deals 1 damage to each attacking creature.

When Mitotic Slime dies, create two 2/2 green Ooze creature tokens. They have "When this creature dies, create two 1/1 green Ooze creature tokens."

Return target creature card from your graveyard to your hand. Morgue Burst deals damage to any target equal to the power of the card returned this way.

Devour 2 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with twice that many +1/+1 counters on it.)

At the beginning of your upkeep, create a 1/1 green Saproling creature token for each +1/+1 counter on Mycoloth.

Nicol Bolas, Dragon-God has all loyalty abilities of all other planeswalkers on the battlefield.

+1: You draw a card. Each opponent exiles a card from their hand or a permanent they control.

−3: Destroy target creature or planeswalker.

−8: Each opponent who doesn't control a legendary creature or planeswalker loses the game.

+1: Create a 0/1 green Plant creature token.

−2: Put a +1/+1 counter on each creature you control.

−7: You gain X life and draw X cards, where X is the number of lands you control.

As Nyxathid enters the battlefield, choose an opponent.

Nyxathid gets -1/-1 for each card in the chosen player's hand.

: Put a blaze counter on target land without a blaze counter on it. For as long as that land has a blaze counter on it, it has "At the beginning of your upkeep, this land deals 1 damage to you." (The land continues to burn after Obsidian Fireheart has left the battlefield.)

Enchant creature

Enchanted creature has ": Scry 1, then draw a card." (To scry 1, look at the top card of your library, then you may put that card on the bottom of your library.)

, : Search your library for a permanent card, put it onto the battlefield, then shuffle.

At the beginning of each opponent's end step, if that player didn't cast a creature spell this turn, create a 2/2 green Lizard creature token.