Zhulodok, Void Gorger, Omarthis, Ghostfire Initiate, Endbringer, Kozilek, the Great Distortion, Ugin, the Ineffable, Rise of the Eldrazi, Endless Atlas, Investigator's Journal, Mazemind Tome, Mystic Forge, Ugin's Mastery, bleh to Hedron Archive and Dreamstone Hedron 13 card draw
Offensive Defensive Dragon Breath* still results in G-Max Wildfire despite its typing and comes out faster than any of Gigantamax Charizard's moves, so it's generally the best option, but don't feel married to the idea as Gigantamax Charizard doesn't really want to take hits, and prefers to only come out when it's time to launch G-Max Wildfire.

SHINING REVELRY Weedle (Tier 1 Rarity) Kakuna (Tier 1 Rarity) Charmander (Tier 1 Rarity) Charmeleon (Tier 1 Rarity) Wiglett (Tier 1 Rarity) Dondozo (Tier 1 Rarity) Pachirisu (Tier 1 Rarity) Riolu (Tier 1 Rarity) Varoom (Tier 1 Rarity) Revavroom (Tier 1 Rarity) Beedrill ex (Tier 2 Rarity) Charizard ex (Tier 2 Rarity) Wugtrio ex (Tier 2 Rarity) Lucario ex (Tier 2 Rarity) CELESTIAL GUARDIANS Exeggcute (Tier 1 Rarity) Exeggutor (Tier 1 Rarity) Squirtle (Tier 1 Rarity) Wartortle (Tier 1 Rarity) Blastoise (Tier 1 Rarity) Staryu (Tier 1 Rarity) Starmie (Tier 1 Rarity) Ghastly (Tier 1 Rarity) Haunter (Tier 1 Rarity) Gengar (Tier 1 Rarity) Machop (Tier 1 Rarity) Machoke (Tier 1 Rarity) Machamp (Tier 1 Rarity) Cubone (Tier 1 Rarity) Marowak (Tier 1 Rarity) Jigglypuff (Tier 1 Rarity) Venusaur ex (Tier 2 Rarity) Exeggutor ex (Tier 2 Rarity) Blastoise ex (Tier 2 Rarity) Starmie ex (Tier 2 Rarity) Machamp ex (Tier 2 Rarity) Marowak ex (Tier 2 Rarity) Wigglytuff ex (Tier 2 Rarity) EXTRADIMENSIONAL CRISIS Growlithe (Tier 1 Rarity) Arcanine (Tier 1 Rarity) Froakie (Tier 1 Rarity) Frogadier (Tier 1 Rarity) Greninja (Tier 1 Rarity) Jynx (Tier 1 Rarity) Pidgey (Tier 1 Rarity) Pidgeotto (Tier 1 Rarity) Pidgeot (Tier 1 Rarity) Aerodactyl (Tier 1 Rarity) Celebi ex (Tier 2 Rarity) Arcanine ex (Tier 2 Rarity) Aerodactyl ex (Tier 2 Rarity) Pidgeot ex (Tier 2 Rarity) EEVEE GROVE Pinsir (Tier 1 Rarity) Lapras (Tier 1 Rarity) Voltorb (Tier 1 Rarity) Electrode (Tier 1 Rarity) Ralts (Tier 1 Rarity) Kirlia (Tier 1 Rarity) Gardevoir (Tier 1 Rarity) Ekans (Tier 1 Rarity) Arbok (Tier 1 Rarity) Farfetch'd (Tier 1 Rarity) Moltres ex (Tier 2 Rarity) Articuno ex (Tier 2 Rarity) Zapdos ex (Tier 2 Rarity) Gallade ex (Tier 2 Rarity) WISDOM OF SEA AND SKY Yanma (Tier 1 Rarity) Flareon (Tier 1 Rarity) Magikarp (Tier 1 Rarity) Gyarados (Tier 1 Rarity) Vaporeon (Tier 1 Rarity) Magnemite (Tier 1 Rarity) Magneton (Tier 1 Rarity) Jolteon (Tier 1 Rarity) Misdreavus (Tier 1 Rarity) Mankey (Tier 1 Rarity) Primeape (Tier 1 Rarity) Nidoran (Tier 1 Rarity) Nidorina (Tier 1 Rarity) Nidoqueen (Tier 1 Rarity) Nidoran (Tier 1 Rarity) Nidorino (Tier 1 Rarity) Nidoking (Tier 1 Rarity) Sneasel (Tier 1 Rarity) Lickitung (Tier 1 Rarity) Eevee (Tier 1 Rarity) Yanmega ex (Tier 2 Rarity) Leafeon ex (Tier 2 Rarity) Gyarados ex (Tier 2 Rarity) Glaceon ex (Tier 2 Rarity) Pachirisu ex (Tier 2 Rarity) Mismagius ex (Tier 2 Rarity) Weavile ex (Tier 2 Rarity) Lickilicky ex (Tier 2 Rarity) SECLUDED SPRINGS Chimchar (Tier 1 Rarity) Monferno (Tier 1 Rarity) Psyduck (Tier 1 Rarity) Golduck (Tier 1 Rarity) Krabby (Tier 1 Rarity) Kingler (Tier 1 Rarity) Pyukumuku (Tier 1 Rarity) Gible (Tier 1 Rarity) Gabite (Tier 1 Rarity) Paldean Wooper (Tier 2 Rarity) Infernape ex (Tier 2 Rarity) Mew ex (Tier 2 Rarity) Garchomp ex (Tier 2 Rarity) Paldean Clodsire ex (Tier 2 Rarity) PROMO CARDS Mewtwo ex (Promo Card) Cyclizar (Promo Card) To be clear, none of these function differently to non-shiny versions - they're just an aesthetic variation that gives you bragging rights on the battlefield

So, be there.
Casualties of War (CoW) is the reason to play this deck
Yes, thats right, all of them