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'Your opponents can't cast spells this turn.
'Tap target creature.
Metalcraft — If you control three or more artifacts, exile that creature.
'Counter target spell unless its controller pays {3}. Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, scry 2. (To scry 2, look...
'Change the target of target spell with a single target unless that spell's controller pays {2}.
'Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.
'Skip your draw step. Whenever you discard a card, exile that card from your graveyard. Pay 1 life: Exile the top card of your library face down. Put that card...
'Target player reveals their hand. You choose a nonland card from it. That player discards that card.
'Reach When Flavor Disaster enters the battlefield or when it's turned face up, target creature gets +X/+X until end of turn, where X is Flavor Disaster's power. Negamorph {1}{G} (You...
'As an additional cost to cast this spell, sacrifice an artifact or creature. Draw two cards and create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add...
'Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, counter that spell if it has the same mana value as the...
'Shuffle your library. Then exile the top card of your library. Until end of turn, you may play that card without paying its mana cost. Storm (When you cast this...
'Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)
Target player sacrifices a creature of their choice.