Whiplash Trap - Zendikar #77

Whiplash Trap

Set: Zendikar (ZEN)
Collector Number: 77
Type: Instant — Trap
Rarity: Common
Mana Value: 5.0

If an opponent had two or more creatures enter the battlefield under their control this turn, you may pay {U} rather than pay this spell's mana cost.
Return two target creatures to their owners' hands.