The creatures in the Challenger Deck are mostly on point, minus a couple of extra copies of Murderous Rider and Lovestruck Beast, while the main expense is improving the mana base with a playset of Overgrown Tomb (which thankfully is one of the cheaper shock lands, at only $46 for all four copies)
To add to the confusion even more, the original Textured Foils from Double Masters 2022 returned again in Commander Masters
Pikachu's crossover into watery territory has been a huge success in the Pokemon TCG, with some of the most valuable World Championship cards leaning into fun in the sun with Pikachu as the major theme
Whenever a creature you control with a +1/+1 counter on it attacks, double the number of +1/+1 counters on it
Not only prevent dust and water, but also prevent the card from aging, reduce wear and tear, and extend the service life