yu-gi-oh booster box Yu-Gi-Oh! TCG: 25th Anniversary Rarity Collection Box, KON86328, Black : Toys & Games new Fusion Spell and 2 new Fusion Monsters to go with it Yu-Gi-Oh!: Supreme Darkness - Booster

You can only use this effect of "Crimson Star Supernova Dragon" once per turn

Both inserting the card into the Thick Inners as well as inserting the Thick Inners into outer sleeves face the same issue

Legendary Creature God At the beginning of your upkeep, each opponent loses X life and you scry X, where X is the number of Zombies you control

This plays especially well with merfolk lords like Lord of Atlantis and Master of the Pearl Trident, where simply having more creatures in play turns directly into extra damage

Fewer decks have access to consistent ways to impede this combo, and those that do still have a full table of opponents to interact with otherwise