My favorite Sliver to tutor up in this style of deck is Hatchery Sliver
Starting with the Scarlet and Violet Base set and onwards, you can identify a Holo from the Standard Foil set just by looking at the cards expansion code printed on its left corner
And while Kangaskhan ex itself may not hard sell this card, its rarity, familiarity, and creative design combine to propel this secret rare to the top of the list of most expensive Mega Evolution cards of them all
Rin and Seri are aggressively costed for a commander, jam-packed with value, passively generating you a large tribal army just for playing your deck
1 Charizard GX The Most Expensive Card In The Set Estimated Value: $440.00 (Ungraded) - $960.00 (PSA 10) It's no surprise that Charizard tops this list
You just need to analyze their strengths and weaknesses, and then choose supplementing cards that support your character's offenses and defenses