As far as strategy goes it only has one move so you'll have to do that move if you have 3 energy cards on Deoxys but with its Poke-Power you can easily stack your deck with different forms of Deoxys and then switch the Deoxys out you have as your active Pokemon and switch one in with a better move
It is the size of monster than tangles well in combat and cannot be long overlooked as a threat
even if you ignore the mild case of Do-the-Thing Syndrome (where a commander is both its own enabler/value engine and payoff), KotisKotis doesn't cheat or do anything unique enough to lead to an interesting build
Paldean, Kanto, JohtoI found lots of plushies from various regions, including Bulbasaur, Charmander, Squirtle, and even mythical Pokmon like Mew (my favorite!), Manaphy, and Shaymin
It seemed that literally everything could compete
One Piece TCG Set 12 Japanese