Sky Striker Maneuver – Jamming Waves! – (2019 Gold Sarcophagus Tin Mega Pack) – (MP19-EN262) – (Common)

If you control no monsters in your Main Monster Zone: Target 1 Set Spell/Trap on the field; destroy it, then, if you have 3 or more Spells in your GY, you can destroy 1 monster on the field.