Theres no official upper bound for a constructed Magic the Gathering deck, though you generally shouldnt go above 60 unless you have a specific reason
In the last few years, I'd say I gathered quite a bit of experience in and knowledge about cube design
If there were fewer, I could maybe maintain a deck for each, but as someone who might play cEDH, Old School, Premodern, Legacy, Modern, Pioneer, Standard, Pauper, and even Vintage, its just too much to keep a tournament ready deck for anything I might want to play
They will be brought to life in new ways with more lore and history
If you want to level up your gameplay experience and get an upper hand on your mighty foes, this list is for you
This is great for even more blinking support, as cards like Ghostly Flicker or Ephemerate