You really need to care about the Fateful Hour effect to run this efficiently since there are equally powerful protection effects for less mana
Once per Chain, when your opponent activates a monster effect on the field that targets a card(s) you control (Quick Effect): You can Set this card in your Spell & Trap Zone, and if you do, negate that opponents Effect, then if that monster has the highest ATK on your opponents field, return it to the hand
Ignore side deck, mostly other card ideas.
Step-by-step process: Step 1: Find your card sleeves Link2Buy Method : If you find a specific product on a Japanese website (e.g., Pokmon Center Online or the official One Piece Card Game store), copy the product URL and paste it into Rakufuns Link2Buy tool
You could easily piece together cards from different sets/eras, like Gligar (Legends Awakened) with Gliscor (Boundaries Crossed)
Once you hit Level 3, a deck can contain up to 3 cards from the Game-Changers List