(An ongoing scheme remains face up until it's abandoned.)At the beginning of combat on your turn, up to one target creature gets +2/+2 and gains vigilance until end of turn. It can't be blocked this turn.At the beginning of each opponent's end step, if that player has less than half their starting life total, abandon this scheme.
When you cast this spell, reveal cards from the top of your library until you reveal X creature cards. Put all creature cards revealed this way into your graveyard, then put the rest on the bottom of your library in a random order.Old Stickfingers's power and toughness are each equal to the number of creature cards in your graveyard.
Whenever an opponent activates an ability of an artifact, creature, or land on the battlefield, if it isn't a mana ability, Harsh Mentor deals 2 damage to that player.
Surveil 3. (Look at the top three cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)
When Glitch Interpreter enters, if you control no face-down permanents, return Glitch Interpreter to its owner's hand and manifest dread.Whenever one or more colorless creatures you control deal combat damage to a player, draw a card.
: Manifest a card from your hand. (Put that card onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)
Delve (Each card you exile from your graveyard while casting this spell pays for .)Look at the top seven cards of your library. Put two of them into your hand and the rest on the bottom of your library in any order.
+1: You draw a card and you lose 1 life.−3: Destroy target creature.−8: Target opponent gets an emblem with "Whenever a player draws a card, you lose 2 life."
When you set this scheme in motion, put five +1/+1 counters on a creature you control and it gains flying and vigilance until end of turn. If you control no creatures, instead create a 4/4 colorless Scarecrow artifact creature token with vigilance.