msem-instigator

As an additional cost to cast this spell, put two -1/-1 counters on a creature you control.
Draw two cards.

Search your library for up to three basic land cards, reveal those cards, shuffle, then put one of them into the battlefield tapped, one into your hand and one on top of your library.

Return target creature or land card from your graveyard to your hand.

{1}{R}: Roaring Dracowyrm gets +2/+0 until end of turn. Activate only once each turn.

Enchant creature
Enchanted creature gets +2/+1 and is a black Zombie in addition to its other colors and types.

Trample
Tribute 3 (As this creature enters the battlefield, an opponent of your choice may put three +1/+1 counters on it.)
When Rockpounding Saurian enters the battlefield, if tribute wasn't paid, you may destroy up to one target artifact, up to one target land and up to one target Fortress.

Whenever you cast an instant or sorcery spell, reveal the top card of your library. If an instant or sorcery card is revealed this way, draw a card.

Defender
As long as you control an enchantment, Rooted Cavalier has vigilance and can attack as though it didn't have defender.

{1}{U}, {T}, Discard a card: Reveal the top card of your library. Counter target spell unless its controller pays {X}, where X is the mana value of that card.

Experience (Whenever this creature attacks, if it has fewer than three +1/+1 counters on it, put a +1/+1 counter on it.)

{6}: Create a 1/1 black Worm creature token.

{2}{G}: Rotted Kalak gains indestructible until end of turn.
Revive {3}{B} ({3}{B}, Exile this card from your graveyard: Create a token that's a copy of it except it has no mana cost. Revive only as a sorcery.)

Creatures you control get +1/+1 until end of turn. If you control a Rebel, draw a card.

Exile target creature. Return that card to the battlefield under its owner's control at the beginning of the next end step.

{4}, Sacrifice Ruin Salvager: Return target card from your graveyard to your hand.

Trample
Whenever Ruinous Glutton deals combat damage to a player, destroy target artifact or enchantment that player controls.

Target opponent sacrifices a creature. Create an X/X black Zombie creature token, where X is the sacrificed creature's power.

Runewart Hog has hexproof as long as it has a +1/+1 counter on it.

Enchant creature
Enchanted creature gets +2/+2 and has flying.
When enchanted creature dies, draw a card.

Lifelink
When Runic Soulthief enters the battlefield, target player loses X life and you gain X life, where X is the number of enchantments you control.

Target creature gets +3/+0 and gains first strike until end of turn.

Target creature gains trample until end of turn. The next time a source of your choice would deal damage to that creature, prevent that damage. If damage is prevented this way, that creature gets +X/+0 until end of turn, where X is the amount of damage prevented this way.

{2}, Remove a counter from another permanent you control: Ruthless Monstrosity gets +2/+2 until end of turn.

Alpha (You may have this creature enter the battlefield with a +1/+1 counter on it. If you do, it becomes alpha and can only attack alone.)
Ruthless Predator can't be blocked by more than one creature.

Spells you cast during combat cost {1} less to cast.
Spells your opponents cast during combat cost {1} more to cast.