Whenever a player casts a spell, that player may pay . If the player does, they draw a card.

Target creature gets +X/+X until end of turn, where X is 3 plus the number of cards named Muscle Burst in all graveyards.

Flame Burst deals X damage to any target, where X is 2 plus the number of cards named Flame Burst in all graveyards.

Discard any number of cards. Search your library for up to that many basic land cards, reveal them, put them into your hand, then shuffle.

Whenever this creature attacks or blocks, sacrifice it unless you exile a card from your graveyard.

Enchant creature
Enchanted creature has first strike.
Threshold — Enchanted creature gets +3/+0 as long as there are seven or more cards in your graveyard.

Enchant creature
Enchanted creature has ": This creature deals 1 damage to any target."

When this creature enters, sacrifice it unless you discard a card at random.

Flying
At the beginning of your upkeep, mill a card.
Threshold — As long as there are seven or more cards in your graveyard, this creature gets +1/+1 and has "At the beginning of your end step, exile two cards from your graveyard."

Target creature gets +2/+2 and gains trample until end of turn.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Prevent all combat damage that would be dealt this turn.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Howling Gale deals 1 damage to each creature with flying and each player.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Counter target instant or sorcery spell unless its controller has Molten Influence deal 4 damage to them.

Volcanic Spray deals 1 damage to each creature without flying and each player.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Defender (This creature can't attack.)
Flying

Return target creature card from your graveyard to your hand.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Flashback costs you pay cost less.
Flashback costs your opponents pay cost more.

Enchant creature
Whenever enchanted creature is dealt damage, its controller creates that many 1/1 green Squirrel creature tokens.

Destroy target nonbasic land unless its controller has Lava Blister deal 6 damage to them.

At the beginning of your end step, if this creature didn't attack or come under your control this turn, sacrifice it.

When this enchantment enters, draw a card.
Cards in graveyards can't be the targets of spells or abilities.

Reach (This creature can block creatures with flying.)
, Sacrifice this creature: Destroy target attacking or blocking creature with flying.

At the beginning of your upkeep, target opponent may exile a card from their graveyard. If that player doesn't, you may draw a card.

Sacrifice an enchantment: This creature gets +1/+1 until end of turn.
Discard a card: This creature gets +1/+1 until end of turn.

, Sacrifice this creature: It deals 2 damage to target creature.

Enchant creature
Enchanted creature gets +1/+1 and has protection from enchantments. This effect doesn't remove this Aura.
Sacrifice this Aura: Destroy target enchantment.

, Discard a card: This creature gains flying until end of turn.

At the beginning of your upkeep, you may put a +1/+1 counter on this creature.
Threshold — As long as there are seven or more cards in your graveyard, this creature has "At the beginning of your upkeep, you may put another +1/+1 counter on this creature."

: This enchantment becomes a 4/3 Centaur creature in addition to its other types until end of turn.

Tap an untapped Wizard you control: Counter target spell unless its controller pays .

Whenever a spell or ability an opponent controls destroys a noncreature permanent you control, you may destroy target permanent that opponent controls.

Discard a card, Sacrifice this creature: Add .

This creature can't attack or block alone.

Trample
Terravore's power and toughness are each equal to the number of land cards in all graveyards.

Prevent the next 4 damage that would be dealt this turn to any number of targets, divided as you choose.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Enchant land
When enchanted land becomes tapped, destroy it and this Aura deals 1 damage to that land's controller. That player attaches this Aura to a land of their choice.