In a 1v1 match it might be more balanced like the Tui and La depict, but at a 4-player commander table, it's usually quite worth it for you to pay the cumulative upkeep for a couple of turns
Tinker Time is the green, blue and red commander deck from March of the Machine
In other kitchen table formats this would be the top card in the set, since it adds a Wish effect to Red that can be used for any card unlike the restrictions of Living Wish or Golden Wish, not to mention the massive life loss of Death Wish
Cori-Steel Cutter Monstrous Rage Stock Up Between Izzet Prowess, Izzet Proft, and Jund Midrange, a combined 43% of the field is using Cori-Steel Cutter
We've now had the spoilers for Crimson Vow for a good amount of time and I've taken a deep dive into it and read it a few times
Mine arent the only right answers, and Id probably change my mind if I think on it too long