The different Pokmon characters have different attacks, defensive capabilities and Hit Points (HP)
As far as efficiency goes, 3 damage for 1 mana is probably too much, considering Wizards of the Coast has kept it far away from Standard for a number of years
Personally, I love everything to do with cards, which makes the whole process quite enjoyable
By building a two-color deck with a focus on a specific draft archetype, you're more likely to build a synergistic and effective deck
Official tournament rules allow limited judge-issued proxies for specific situations, not I printed a deck last night. If your goal is better games, keep proxies clean and readable
The earliest observation of this defect was in June of 2023 with the release of The Lord of the Rings: Tales of Middle Earth set, and has appeared in JP prints since