All the other Slivers in the deck mainly give key abilities like Flying, Lifelink, mana production, life drain, Haste, sacrifice outlets, and uncounterable
Thats not a bad investment, and the fact you can put the token somewhere else really matters, as you can stick in on something that can get value out of it the turn you play it
Max Particles Max Particles can be used to participate in Max Battles or level up Max Moves
That ability seems pretty situational, but might have some use with Song-focused decks
Chansey C - Lucky Attach You may attach a Basic Energy card from your hand to 1 of your Pokmon
It can happen faster than you think that a deck ends up on the floor or a water bottle opens in your backpack in such cases, card cases help you protect your valuable cards from damage