Sky Striker Mecha – Widow Anchor (BLHR-EN092)

If you control no monsters in your Main Monster Zone: Target 1 face-up Effect Monster on the field; negate that face-up monster's effects until the end of this turn, then, if you have 3 or more Spells in your GY, you can take control of that monster until the End Phase.

spell / Quick-Play, Battles of Legend: Hero's Revenge