Since its also incredibly easy to leave mana up in a blue deck, and its so cheap for Meloku to bounce lands to your hand, its incredibly easy and safe to include Triskaidekaphile as an alternate win condition
Or maybe foil versions to showcase your personality in-game
Commander Game Changers The Game Changers for Commander are a Wizards-defined list of cards that are on-watch for their power level, and tied to the deck rating brackets to help players sit down at tables of similar-strength decks
The Human Warrior Ally costs UR and when he enters play, you can discard up to two cards and then draw that many cards
Notably, if a Siege never had defense counters on it (perhaps because a permanent became a copy of one), it can't have its last defense counter removed
While its most notable for its ability to evade blue Planeswalkers like Teferi, Time Raveler, Shifting Ceratops trample ability should not be underestimated