Whiplash Trap 
Instant — Trap
If an opponent had two or more creatures enter the battlefield under their control this turn, you may pay rather than pay this spell's mana cost.
Return two target creatures to their owners' hands.
Legality
standardNOT LEGALpioneerNOT LEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL