bombirdier pokemon card - 234/182 - Paradox Rift - Full Art - Ultra Rare shuffle your deck Bombirdier Card Prices & Value

Having to attack is technically a drawback to getting Phelia going, but on a two-mana threat with flash, lets be real, this card is very pushed and powerful

White Suns Twilight White Sun's Twilight is going to be a bomb of a card if you can reliably get to seven mana

But in a pod of four

So unless there is some pattern where similar cards appear to be rarer or more common, or the sample size is a lot larger, brute force wont deliver definitive answers (though it is still interesting of course)

10 Maleficent & Diablo, Evil Incarnate Enchanted - $202 This list comprises almost entirely of duos, most of which are enchanted, and starts with Maleficent & Diablo, a seven-ink Amethyst and Steel card