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'You may sacrifice a nontoken blue creature rather than pay this spell's mana cost.
Counter target spell.
'Counter target spell.
Draw a card.
'Counter target noncreature spell unless its controller pays {1}.
Ferocious — If you control a creature with power 4 or greater, counter that spell instead.
'({B/P} can be paid with either {B} or 2 life.)
Target creature gets -5/-5 until end of turn.
'Create a 0/0 green Ooze creature token with trample. Put X +1/+1 counters on it, where X is two plus the total number of cards you own in exile and...
'Destroy all creatures. They can't be regenerated.
'Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.) Artifacts and creatures your opponents control...
'Exile all other spells and counter all abilities.
'Counter target noncreature spell.
'Devoid (This card has no color.) Counter target spell unless its controller pays {1}. You create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this token: Add {C}."...
As an additional cost to cast this spell, sacrifice a creature.
Search your library for a card, put that card into your hand, then shuffle.
'Counter target spell. Its controller may draw up to two cards at the beginning of the next turn's upkeep. You draw a card at the beginning of the next turn's...