When you set this scheme in motion, until your next turn, whenever a player taps a land for mana, that player adds one mana of any type that land produced.

When you set this scheme in motion, take an extra turn after this one. Schemes can’t be set in motion that turn.

When you set this scheme in motion, destroy up to one target artifact, up to one target enchantment, and up to one target nonbasic land.

When you set this scheme in motion, until your next turn, if a source would deal damage, it deals double that damage instead.

When you set this scheme in motion, look at the top six cards of your library. You may put a creature card from among them onto the battlefield. Put the rest on the bottom of your library in any order.

(An ongoing scheme remains face up until it’s abandoned.)

Spells you cast cost {1} less to cast.

At the beginning of your opponents’ end step, if they cast four or more spells this turn, abandon this scheme.

When you set this scheme in motion, add {U}{B}{R}.

When you set this scheme in motion, if you control six or more lands, you may search your library for a card with mana value 6 or greater, reveal it, put it into your hand, then shuffle.

When you set this scheme in motion, destroy all nonland permanents target opponent controls.

(An ongoing scheme remains face up until it’s abandoned.)

As you set this scheme in motion, choose an opponent.

Creatures the chosen player controls can’t attack you or planeswalkers you control.

At the beginning of your opponents’ end step, they may tap any number of untapped creatures they control with total power 8 or greater. If they do, abandon this scheme.

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 they reveal 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.

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 {X}. 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.

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