Spark of Creativity {R}
Sorcery
Choose target creature. Exile the top card of your library. You may have Spark of Creativity deal damage to that creature equal to the exiled card's mana value. If you don't, you may play that card until end of turn.
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Cards that do something similar expected a card that isn't here?
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Harnessed Lightning 98%
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"Choose target creature. You get {E}{E}{E} , then you may pay any amount of {E}. this card deals that much damage to that creature."
Arcbond 98%
$1.53#5476
"Choose target creature. Whenever that creature is dealt damage this turn, it deals that much damage to each other creature and each player."
Silhouette 98%
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Venomous Breath 97%
$0.21#27941
"Choose target creature. At this turn's next end of combat, destroy all creatures that blocked or were blocked by it this turn."
Blink 96%
$0.31#13570
"Choose target creature. Its owner shuffles it into their library, then investigates."
Erratic Mutation 83%
$0.07#29258
"Choose target creature. Reveal cards from the top of your library until you reveal a nonland card. That creature gets +X/-X until end of turn, where X is that card's mana value. Put all cards revealed this way on the bottom of your library in any order."
Die Young 81%
$0.08#24162
"Choose target creature. You get {E}{E} , then you may pay any amount of {E}. The creature gets -1/-1 until end of turn for each {E} paid this way."