In the mainline Pokmon games, Roaring Moon finds its origins in the Paldea region, which was introduced in 'Pokmon Scarlet and Violet.' Its design and lore seem to draw inspiration from a prehistoric past, fitting within Paldeas rich tapestry of ancient history and mystical elements
In my experience, the best thing you can do is practice, practice, practice
Smyth's Toys : There are sometimes Pokmon cards available online, but many packs, sets and boxes are only available for in-store pickup and have order limits
You can turn a cloaked creature face up any time you have priority if the actual card is a creature card
I've already mentioned Black Lotus
Commander Precons are always a fantastic and affordable way to dip your foot into EDH if youre new to the format