Seismic Shockwave (OP04-EN025)

Destroy this card during your 3rd Standby Phase after activation. Activate this card when a face-up Dinosaur-Type monster you control is destroyed and sent to the Graveyard (except during the Damage Step): Choose 3 of your opponent's unused Spell & Trap Zones. Those Zones cannot be used. If this card destroys itself: You can target 1 Dinosaur-Type monster in your Graveyard; add that target to your hand.