Pitfall Trap 

Instant — Trap
$0.10 #26761 0.33 17.0 years
If exactly one creature is attacking, you may pay
rather than pay this spell's mana cost.
Destroy target attacking creature without flying.
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Cards similar to Pitfall Trap expected a card that isn't here?
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Slingbow Trap94%
$0.09↓#297530.00↓16.7 years
"Destroy target attacking creature with flying."
+1 more matching line
Arrow Volley Trap91%
$0.13↑#265550.06↓17.0 years
"If four or more creatures are attacking, you may pay 
rather than pay this spell's mana cost."
Eightfold Maze86%
$50.51↑#305870.2427.5 years↑
"Destroy target attacking creature."
+1 more matching line
Just Fate86%
$1.55↑#320250.06↓28.3 years↑
"Destroy target attacking creature."
+1 more matching line
Searing Light86%
$0.07↓#258980.06↓10.7 years↓
"Destroy target attacking or blocking creature with power 2 or less."
Mine Bearer84%
$0.10#294060.00↓26.4 years↑
"
, Sacrifice this creature: Destroy target attacking creature."
Lethargy Trap84%
$0.08↓#253090.06↓17.0 years
"If three or more creatures are attacking, you may pay
rather than pay this spell's mana cost."