If we assume that both mana flood and mana screw are things that we'd like to avoid in order to have a fun game of Commander (and maybe even a chance at winning the game), then adding more MDFCs to your deck during deck building is the perfect solution to the problem
Theyre twin color hosers that are cEDH staples and likely reasonable cards with spellslinger commanders, which can counter their own stuff for triggers if they have to, although that usually feels like losing
Designed as a natural evolution of Magics vehicle and racing themes, start your engines draws inspiration from previous mechanics like energy in Kaladesh , but it applies its effects directly to the player instead of just creatures or artifacts
That is, you can move a Contraption from Sprocket 1 to Sprocket 3, for example
It currently does not have any banned cards and only has a short list of restricted ones
Cressy has only drawn 2 cards for the TCG