Like most Pokmon cards, the value of Arcanine depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Wizards Black Star Promos)
First off, the Standard versions of Affinity have to play some really lackluster early-game creatures just to keep the artifact count high, like Locthwain Gargoyle
Ashling's Command
Rather than searching their entire libraries, they will look into as little as the top four cards
This one looks a tad different than the second-place list, running 4 copies of Nefeltari Vivi
The holographic patterns on the original WOTC prints are particularly beautiful on the Team Rocket cards, with the shimmering effect interacting with the darker color palettes to create visual depth that the brighter, more saturated Base Set and Jungle holos cannot quite achieve