Merrow Reejerey [Duel Decks: Merfolk vs. Goblins] Tuner/Effect monster You can only use this

You can only use this effect of "Kozmo Lightsword" once per turn

Monsters you control in the Extra Monster Zone that were Link Summoned using "Marincess Crystal Heart" as material are unaffected by your opponent's card effects

If the targeted monster leaves the field

As the invasion drew closer

Set: Base Set Shadowless Unlimited Type: Psychic Rarity: Holo Rare Retreat cost: Colorless

Merrow Reejerey [Duel Decks: Merfolk vs. Goblins] Tuner/Effect monster You can only use thisSet: Duel Decks: Merfolk vs. Goblins Type: Creature Merfolk Soldier Rarity: Uncommon Cost: {2}{U} Other Merfolk creatures you control get +1 +1. Whenever you cast a Merfolk spell, you may tap or untap target permanent. Steady and silent as the deep current, the reejerey guides the course of the school.