Witch's Apprentice [MRD-121] Rare 251 Set: XY: BREAKthrough Type: Lightning

Set: XY: BREAKthrough Type: Lightning Rarity: Holo Rare

You can only use this effect of "Masked HERO Anki" once per turn

Once per turn: You can switch the locations of 2 Link Monsters in your Main Monster Zones or 2 Link Monsters in your opponent's Main Monster Zones

Set: Structure Deck: Blaze of Destruction Card type: Equip Spell Rarity: Common Attack: 0 Defense: 0 Take control of a monster on your opponent's side of the field that is equipped with this card

If "Necrovalley" is on the field

Witch's Apprentice [MRD-121] Rare 251 Set: XY: BREAKthrough Type: LightningSet: Metal Raiders Card type: Effect Monster Rarity: Rare Attack: 550 Defense: 500 As long as this card remains face up on the Field, increase the ATK of all DARK monsters by 500 points and decrease the ATK of all LIGHT monsters by 400 points.