For example, if the chosen creature has defender, it could still end up being an attacking creature this way
Good point about instant speed bounce, they certainly are weak to that
There are enough solid ones you can really chain together some great value even if you don't have a ton of synergy, so I think this might come together quite well

Rinoa Heartilly Rufus Shinra Rydia's Return Rydia, Summoner of Mist Samurai's Katana Sandworm Sazh's Chocobo Self-Destruct Shambling Cie'th Shantotto, Tactician Magician Sidequest: Card Collection Sidequest: Catch a Fish Sidequest: Hunt the Mark Sidequest: Play Blitzball Sidequest: Raise a Chocobo Sleep Magic Snow Villiers Sorceress's Schemes Stolen Uniform Summon: Alexander Summon: Anima Summon: Esper Ramuh Summon: Fenrir Summon: Primal Garuda Summon: Shiva Swallowed by Leviathan The Crystal's Chosen The Emperor of Palamecia The Final Days The Gold Saucer The Lord Master of Hell The Prima Vista Thief's Knife Tidus, Blitzball Star Tifa's Limit Break Tonberry Torgal, A Fine Hound Travel the Overworld Ultimecia, Omnipotent Ultimecia, Time Sorceress Ultros, Obnoxious Octopus Unexpected Request Valkyrie Aerial Unit Vanille, Cheerful l'Cie World Champion, Celestial Weapon Yiazmat, Ultimate Mark Zack Fair Zidane, Tantalus Thief

Also, there are a lot of cards which strengthen Starter Deck - Monkey.D.Luffy - [ST-08] and Starter Deck - Yamato - [ST-09] which were released on August 2023