japanese dark phantasma booster box – Coleman Trading It features more Pokemon form the Hisui region Pokémon Dark Phantasma [s10a] –

5 Harpie Perfumer Harpie Perfumer is a Harpie effect monster with awesome card art that can search for a number of incredibly useful Harpie spell cards

This guy combos so well with Professor Sycamore, Professor Juniper, and Professor Oak that's its not even funny

Incapsula incident ID: 553000141132537323-315678700427871146

Triassic Egg is quite cute, even if its existence does hint that Dominaria has its own version of a Triassic age

While it can work in any deck due to its Colorless type Energy requirement, it does best in the Psychic deck, replacing one Mewtwo EX or adding onto it

But combining them with other GG fusion monsters or generic support is never a bad idea