Koskun Falls While you might think of this as something of a color-shifted Propaganda, Koskun Falls was actually printed first and was the first Ghostly Prison style effect
They all are Manaliths, they cost 3, tap for any color of mana, and then I prefer them to Commander's Sphere often since they'll tap for other colors that you don't make in case you Clone, Bribery, Insurrection or otherwise steal things that you want to activate
Here are my favorite Mouse archetype Common and Uncommon rarity cards from Bloomburrow I tested out during Early Access and will continue to test through Prerelease, as well as MTG Arena Draft/Sealed events
Which deck you choose depends on what you look for, and I encourage you to follow these tips and build your own deck around your favorite Commander from scratch
There is nothing more boring and frustrating than playing Magic and being stuck on two lands