Spooky20

Equipped creature gets +1/+1 and has haste. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Equipped creature gets +1/+1 for each other creature you control that shares a creature type with it. Equip {2}

Equipped creature gets +2/+2 and has menace. (It can't be blocked except by two or more creatures.) Equip {3}

Equipped creature gets +1/+0. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

{4}{G}{W}: Support 2. (Put a +1/+1 counter on each of up to two other target creatures.)

When Baloth Null enters the battlefield, return up to two target creature cards from your graveyard to your hand.

Devoid (This card has no color.) Flash (You may cast this spell any time you could cast an instant.) When Void Grafter enters the battlefield, anot...

Create two 2/2 white Knight Ally creature tokens.

Devoid (This card has no color.) Mindmelter can't be blocked. {3}{C}: Target opponent exiles a card from their hand. Activate only as a sorcery. ...

Target creature gets +1/+2 and gains reach until end of turn. Untap it. (A creature with reach can block creatures with flying.)

Vigilance, trample

Reach When Seed Guardian dies, create an X/X green Elemental creature token, where X is the number of creature cards in your graveyard.

When Saddleback Lagac enters the battlefield, support 2. (Put a +1/+1 counter on each of up to two other target creatures.)

When Loam Larva enters the battlefield, you may search your library for a basic land card, reveal it, then shuffle and put that card on top.

Target creature gets +2/+2 and gains flying until end of turn.

Flying

Creatures you control get +1/+0 and gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)

{1}{W}: Kor Sky Climber gains flying until end of turn.

Devoid (This card has no color.) {C}: Maw of Kozilek gets +2/-2 until end of turn. ({C} represents colorless mana.)

Devoid (This card has no color.) {2}{C}: Each creature with toughness greater than its power can't block this turn. ({C} represents colorless mana.)

Devoid (This card has no color.) Eldrazi Aggressor has haste as long as you control another colorless creature.

Devoid (This card has no color.) Choose one — • Exile target land creature. • Consuming Sinkhole deals 4 damage to target player or planeswalker.

Cohort — {T}, Tap an untapped Ally you control: Target opponent loses 2 life.

Flying Whenever Vampire Envoy becomes tapped, you gain 1 life.