As an additional cost to cast this spell, discard X creature cards.
Return X target creatures to their owners' hands.

Untap target nonattacking creature. It gets +1/+3 until end of turn.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

You gain 7 life.

Flying

Nonbasic lands don't untap during their controllers' untap steps.

Create a 1/1 green Snake creature token, a 2/2 green Wolf creature token, and a 3/3 green Elephant creature token.

Search target opponent's library for a creature card and put that card onto the battlefield under your control. Then that player shuffles their library.

Destroy all lands or all creatures. Creatures destroyed this way can't be regenerated.

, : Target creature gets +0/+1 until end of turn.
, : Put target creature you control on top of its owner's library.

Destroy target enchantment.
Cycling (, Discard this card: Draw a card.)

: Target creature gains shadow until end of turn. (It can block or be blocked by only creatures with shadow.)

Shadow (This creature can block or be blocked by only creatures with shadow.)

Protection from black

Enchant creature
Whenever enchanted creature deals combat damage to a player, that player sacrifices a land.

Flying
As Dracoplasm enters the battlefield, sacrifice any number of creatures. Dracoplasm's power becomes the total power of those creatures and its toughness becomes their total toughness.
: Dracoplasm gets +1/+0 until end of turn.

Spend only black mana on X.
Drain Life deals X damage to any target. You gain life equal to the damage dealt, but not more life than the player's life total before the damage was dealt, the planeswalker's loyalty before the damage was dealt, or the creature's toughness.

Flare deals 1 damage to any target.
Draw a card at the beginning of the next turn's upkeep.

Look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard.

At end of combat, destroy each creature that blocked or was blocked this turn.