Given how game-winningly nasty that ultimate, might I suggest Green for the counter adding and manipulation of Doubling Season et all
And while it's not currently on any banlist, M Gengar EX is one of the pricier Pokmon cards in this guide
6 Red Roronoa Zoro The Best Defense Is Offense Sets: [OP01] ROMANCE DAWN, Premium Card Collection -25th Edition- Despite being a card from the first booster set, Red Roronoa Zoro still puts up a good fight against many of the strongest decks in the game
P/T Number 20 Language English Legal Formats Brawl, Commander, Competitive Brawl, Historic, Legacy, Modern, Pioneer, Standard, Timeless, Vintage Not Legal Formats Alchemy, Pauper Rulings (2/2/2024) While Karlov Watchdog is on the battlefield, opponents can't attempt to turn face-down creatures face up either by paying a disguise or morph cost or by paying the mana cost of a cloaked or manifested creature
Ghave, Guru of Spores Ghave, Guru of Spores is an incredible token commander or counters-focused commander
The Support character doesnt lose their strength