Spooky20

{T}: Add one mana of any color that a land an opponent controls could produce.

{1}, {T}: Add {U}{B}.

At the beginning of your upkeep, scry 1. Whenever you cast a creature spell, you may pay {G}. If you do, draw a card.

{T}: Add one mana of any color in your commander's color identity. Sacrifice Commander's Sphere: Draw a card.

When Trostani's Summoner enters the battlefield, create a 2/2 white Knight creature token with vigilance, a 3/3 green Centaur creature token, and a...

At the beginning of your upkeep, put a +1/+1 counter on each other creature you control.

Flying You and Humans you control have hexproof. {2}, Exile a card from your graveyard: Create a 1/1 white Human Soldier creature token.

Flying Whenever you sacrifice a creature, target opponent sacrifices a creature.

Whenever another creature enters the battlefield under your control, put a +1/+1 counter on that creature and a +1/+1 counter on Juniper Order Ranger.

Flash Lifelink When Heron's Grace Champion enters the battlefield, other Humans you control get +1/+1 and gain lifelink until end of turn.

Flying Whenever one or more +1/+1 counters are put on another creature you control, you may put a +1/+1 counter on Enduring Scalelord.

When Yavimaya Elder dies, you may search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle. {2}, Sacr...

Vigilance As Riders of Gavony enters the battlefield, choose a creature type. Human creatures you control have protection from creatures of the cho...

Whenever Wild Beastmaster attacks, each other creature you control gets +X/+X until end of turn, where X is Wild Beastmaster's power.

At the beginning of your upkeep, each player may put two +1/+1 counters on a creature they control. If a player does, creatures that player control...

Whenever Kessig Cagebreakers attacks, create a 2/2 green Wolf creature token that's tapped and attacking for each creature card in your graveyard.

Sacrifice X Zombies, then reveal cards from the top of your library until you reveal a number of Zombie creature cards equal to the number of Zombi...

Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Create a 0/1 colorless Eldrazi Spawn creature token. I...

Whenever a creature you control dies, put X +1/+1 counters on target creature you control, where X is the power of the creature that died.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color....

Distribute three +1/+1 counters among one, two, or three target creatures, then double the number of +1/+1 counters on each of those creatures.

Flying Whenever Herald of War attacks, put a +1/+1 counter on it. Angel spells and Human spells you cast cost {1} less to cast for each +1/+1 count...

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

Return all Zombie creature cards from your graveyard to the battlefield tapped, then destroy all Humans.