toxicroak ex pokemon card - 102/106 Full Art Ultra Rare Flashfire Type Toxicroak ex 2014 Japanese XY:

Playtest cards like this were pivotal in balancing the game before its 1993 launch

(2019-08-23) Flashback [cost] means You may cast this card from your graveyard by paying [cost] rather than paying its mana cost and If the flashback cost was paid, exile this card instead of putting it anywhere else any time it would leave the stack. (2021-03-19) You must still follow any timing restrictions and permissions, including those based on the card's type

This pair will help from a Scheme perspective

This is definitely a card to keep an eye on as a potential sleeper

RARE Sealed Pokmon: The Movie 2000 DVD Promo Pikachu Card $1,000 RARE Sealed Pokmon: The Movie 2000 DVD Promo Pikachu Card & Lugia Coin Rare Collectible E-Transfers Accepted Pick Up Anytime

As for what a waifu tax is, it is the concept of a card or collectible demanding a higher price tag due to the art showcasing a character deemed as a waifu