While there are Commander decks of all colors that can make use of Treasures, a handful are focused on making as many Treasures as possible, which usually require two or more colors
Thats especially striking in Japan, known worldwide for its spotless streets and cultural obsession with cleanliness, even without trash cans around
MTG Innistrad: Midnight Hunt Commander Deck Coven Counters The second offering is Coven Counters, which suggests a Human theme that falls into Selesnya colors
It's one of very few moves in the game that requires 5 Energy, of at least two different types (2 Water, 2 Electric, 1 Colorless), all of which is discarded when it uses that move
Ever since I started playing Commander back in 2011 -- gods, I'm old -- I've always had an odd fascination with Dralnu, Lich Lord
Keep it simple, and know how to debug I'm not going to try and tell you HOW to debug