karlov manor booster box Magic: The Gathering – Murders at Play (Factory Sealed) : Toys & Games 3–5 Uncommon Play Booster Box Unboxing &

Kozmo Lightsword Type Spell Card Typing Equip Archetype Kozmo TCG Date 2015-11-05 OCG Date 2016-09-10 Card Text Equip only to a Psychic-Type "Kozmo" monster

Special Summon 1 "Six Samurai" or "Shien" Effect Monster from your Main Deck, whose Level is less than or equal to the number of Bushido Counters on this card

these were actually from before I even opened the booster box

A Structure Deck is a deck based on a specific monster archetype or Yu-Gi-Oh character, such as the Blue-Eyes White Destiny structure deck that focuses on the Blue-Eyes White Dragon monster, or the Yugi's Legendary Deck set that focuses on decks used by the character Yugi Muto