You can play these cards in all manner of formats, but particularly Modern and Commander, which are the two most popular
That said, Felix would be best served by a deck built specifically around getting as triggered ability activations as possible, which would make theft-specific cards like Thieving Varmint and Sage of the Beyond less useful
The second part is nice, but Hammer Time decks mostly care about the fact that this is a two mana tutor that finds your Colossus Hammer and can then hit your opponent with it
It modifies enchanted creatures characteristics and gives it Trample ability
Here are the deck lists: Terapagos Deck Pokmon 17 4 Terapagos ex SCR 4 Noctowl SCR 4 Hoothoot SCR 3 Bouffalant SCR 2 Fan Rotom SCR Trainer 33 3 Bosss Orders 3 Iono 3 Professors Research 1 Briar 1 Penny 4 Area Zero Underdepths 2 Bravery Charm 4 Nest Ball 4 Ultra Ball 3 Glass Trumpet 2 Earthen Vessel 1 Night Stretcher 1 Switch 1 Prime Catcher Energy 10 4 Water Energy 3 Grass Energy 3 Lightning Energy Hydrapple Deck Pokmon 15 4 Hydrapple ex SCR 2 Dipplin TWM 4 Applin SCR 4 Teal Mask Ogerpon ex TWM 1 Mew ex MEW Trainer 29 4 Iono 4 Professors Research 2 Bosss Orders 4 Bug Catching Set 4 Nest Ball 4 Rare Candy 3 Ultra Ball 1 Earthen Vessel 1 Super Rod 1 Superior Energy Retrieval 1 Unfair Stamp Energy 16 16 Grass Energy The party is just starting, too
Boosting challenging might and serving as rocket-fuel for some of amethysts most unstoppable combos, Fairy Godmother, Mystic Armorer is a standout amethyst card in Rise of the Floodborn