When you set this scheme in motion, for each opponent, exile target permanent that player controls. Then each player reveals cards from the top of their library until they reveal a permanent card, puts it onto the battlefield, and puts the rest on the bottom of their library in a random order.

When you set this scheme in motion, target opponent chooses a player. Until your next turn, only you and the chosen player can cast spells and attack with creatures.

When you set this scheme in motion, look at the top four cards of your library and separate them into a face-down pile and a face-up pile. An opponent chooses one of those piles. Put the cards in that pile into your hand and the rest on the bottom of your library in any order.

When you set this scheme in motion, each opponent reveals cards from the top of their library until he or she reveals a creature card. Choose one of the revealed creature cards and put it onto the battlefield under your control. Put all other cards revealed this way into their owners' graveyards.

(An ongoing scheme remains face up until it's abandoned.)
Whenever you attack, create a 5/5 black Demon creature token with flying that's tapped and attacking.
At the beginning of each end step, if two or more creatures died under your control this turn, abandon this scheme.

When you set this scheme in motion, create a 3/3 black Horror creature token and prevent all damage that would be dealt to creatures you control this turn.

When you set this scheme in motion, after this main phase, there is an additional combat phase followed by an additional main phase. creatures you control gain vigilance until end of turn.

When you set this scheme in motion, each player shuffles their hand and graveyard into their library. You draw seven cards, then each other player draws four cards.

When you set this scheme in motion, each opponent discards a card. You draw a card for each land card discarded this way.

When you set this scheme in motion, each opponent reveals their hand. Choose a nonland card from each of those hands. Those players discard those cards.

When you set this scheme in motion, you may pay . If you do, put each nonland permanent target player controls with mana value X or less on the bottom of its owner's library.

When you set this scheme in motion, create seven 0/1 green Plant creature tokens. If you control ten or more lands, create seven 3/3 green Elemental creature tokens instead.

(An ongoing scheme remains face up until it's abandoned.)
Creatures you control get +2/+2 and have fear.
At the beginning of your upkeep, abandon this scheme unless you discard a card or pay 3 life.

When you set this scheme in motion, target opponent chooses self or others. If that player chooses self, he or she sacrifices two creatures. If the player chooses others, each of your other opponents sacrifices a creature.

When you set this scheme in motion, for each opponent, create a 3/3 black Horror creature token that attacks that player each combat if able.

(An ongoing scheme remains face up until it's abandoned.)
At the beginning of your end step, you may cast a spell from your hand without paying its mana cost. If you do, abandon this scheme.

When you set this scheme in motion, create a token that's a copy of your commander, except it's not legendary.

(An ongoing scheme remains face up until it's abandoned.)
You and permanents you control have hexproof.
When combat damage is dealt to you, create a 4/4 colorless Scarecrow artifact creature token with vigilance, then abandon this scheme.

(An ongoing scheme remains face up until it's abandoned.)
Each opponent can't cast more than one spell each turn.
At the beginning of your upkeep, if no opponent cast a spell since your last turn ended, abandon this scheme.

When you set this scheme in motion, create three 1/1 red Devil creature tokens with "When this token dies, it deals 1 damage to any target." They gain haste until end of turn. If a source you control would deal damage this turn, it deals that much damage plus 1 instead.

When you set this scheme in motion, each other player searches their library for a card, reveals it, and puts it into their hand. Then you search your library for two cards and put them into your hand. Each player shuffles their library.

When you set this scheme in motion, each opponent loses 3 life. You gain life equal to the life lost this way.

(An ongoing scheme remains face up until it's abandoned.)
Untap all permanents you control during each opponent's untap step.
At the beginning of each end step, if three or more cards were put into your graveyard this turn from anywhere, abandon this scheme.

When you set this scheme in motion, choose three. You may choose the same mode more than once.
• Destroy target creature.
• Target player draws a card.
• Target player gains 5 life.

When you set this scheme in motion, create a token that's a copy of target permanent an opponent controls.

(An ongoing scheme remains face up.)
When you set this scheme in motion, choose an opponent.
Permanents the chosen player controls don't untap during their untap step.
When the chosen player is attacked or becomes the target of a spell or ability, abandon this scheme.

When you set this scheme in motion, exile up to one target creature with flying, up to one target creature without flying, and all cards from up to one target opponent's graveyard.

When you set this scheme in motion, choose one —
• Search your library for a creature card, reveal it, put it into your hand, then shuffle.
• You may put a creature card from your hand onto the battlefield.

When you set this scheme in motion, choose one —
• Create a 4/4 colorless Scarecrow artifact creature token with vigilance.
• Creatures you control get +3/+3 and gain vigilance and trample until end of turn.

When you set this scheme in motion, until your next turn, up to one target opponent can't attack with creatures, up to one target opponent can't cast creature spells, and up to one target opponent can't cast noncreature spells. You can't choose any player as a target more than once.