Gatecrash Promos has 21 cards in total, shown in the spoilers list above
The Affinity angle seems like one of the weaker strategies to me because most players will be taking the cheap mana-producing artifacts from you, whether it's the powerful Moxen, cards like Mana Crypt, Mox Diamond, Chrome Mox, Mana Vault, Grim Monolith, or even the Talismans
cards like Psyduck and Poliwhirl are fan favorites because their art tells such a charming story
Both are valuable, but card selection focuses on precision, while card advantage prioritizes raw resources
This deck is a great home for creatures and spells that otherwise dont see play in Commander, so feel free to customize it with whatever heroic creatures and targeted spells you have access to
Pokemon TCG proper is more popular than ever, and its even gearing up for one of its biggest sets in quite some time