Unfortunately (or thankfully) its sacrifice trigger happens each end step, so you can't counter the trigger one time via Sundial of the Infinite or Stifle and have a permanent Humility on the battlefield, but I'm sure there's some powerful commanders out there that have a nasty drawback that you can play around with this
So if your Commander is Red and White, then you cannot have any Blue, Black, or Green cards in your deck (and the rules also dont let you cheat and use colored abilities either)
Speaking of art styles, the Enchanted cards have a different look and feel this time around, can you share more insight into this creative direction, and can we expect more like this in future sets
Final Fantasy Collector's Edition Commander Deck - Counter Blitz In Commander, four players come together to show their strength and strategy, with one player coming out on top