Flying

Whenever Balefire Dragon deals combat damage to a player, it deals that much damage to each creature that player controls.

As Cavern of Souls enters, choose a creature type.

: Add .

: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

Creeping Tar Pit enters tapped.

: Add or .

: Creeping Tar Pit becomes a 3/2 blue and black Elemental creature until end of turn and can't be blocked this turn. It's still a land.

Search your library for a card, put that card into your hand, then shuffle.

Sunburst (This enters with a charge counter on it for each color of mana spent to cast it.)

, Sacrifice Engineered Explosives: Destroy each nonland permanent with mana value equal to the number of charge counters on Engineered Explosives.

Sacrifice Fulminator Mage: Destroy target nonbasic land.

Return target legendary creature card from your graveyard to the battlefield. That creature gains haste. Exile it at the beginning of the next end step.

Splice onto Arcane (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.)

+4: Target player exiles a card from their hand.

−3: Exile target permanent.

−14: Restart the game, leaving in exile all non-Aura permanent cards exiled with Karn Liberated. Then put those cards onto the battlefield under your control.

When you cast this spell, draw four cards.

Annihilator 4 (Whenever this creature attacks, defending player sacrifices four permanents of their choice.)

When Kozilek, Butcher of Truth is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.

Each opponent can't draw more than one card each turn.

Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, you may draw a card.

+1: Each player discards a card.

−2: Target player sacrifices a creature.

−6: Separate all permanents target player controls into two piles. That player sacrifices all permanents in the pile of their choice.

Destroy target nonland permanent and all other permanents with the same name as that permanent.

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)

Whenever a Human deals damage to you, destroy it.

Other non-Human creatures you control get +1/+1 and have undying. (When a creature with undying 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.)

Your life total can't change. (You can't gain or lose life. You can't pay any amount of life except 0.)

Put target creature card from a graveyard onto the battlefield under your control. You lose life equal to its mana value.

Flash

When Snapcaster Mage enters, target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. (You may cast that card from your graveyard for its flashback cost. Then exile it.)

Tarmogoyf's power is equal to the number of card types among cards in all graveyards and its toughness is equal to that number plus 1.

Take an extra turn after this one.

When you cast this spell, destroy target permanent.

Indestructible

Annihilator 4 (Whenever this creature attacks, defending player sacrifices four permanents of their choice.)

When Ulamog, the Infinite Gyre is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.

Haste

Whenever you cast a spell, if it's the second creature spell you cast this turn, you may return Vengevine from your graveyard to the battlefield.