Kenrith, the Returned King Kenrith, the Returned King is a nice mana sink that serves as a jack-of-all-trades for 5-color combo purposes
To participate in a Showdown event, you must have a Standard deck and check with your local store for exact event dates
Boartusk Liege gives +1/+1 each to mono-green and mono-red creatures, and +2/+2 to RG+ creatures
Dragons of Tarkir gave us five newcomers (Dragonlord Silumgar, Dragonlord Atarka, etc.), Core Set 2019 gave us retrains of the originals (Arcades, the Strategist, Nicol Bolas, the Ravager), Strixhaven added five more as the namesakes of the different schools (Tanazir Quandrix, Beledros Witherbloom, etc.), and the five metal dragons from Baldur's Gate were also given the double creature type (Ancient Bronze Dragon, Ancient Copper Dragon, etc.)
Because her reanimation effect cares about mana value, youll want to stuff your deck with 1-3 drops
That said, the best clue commanders have some sort of payoff for creating or sacrificing Clues beyond just letting you draw extra cards, whereas legends that just make Clues for the sake of card advantage will rank a little bit lower