For example, it uses a consonantal root system, just like Hebrew and Arabic, to create an assortment of easily recognized word stems
Blue decks have to win the game eventually, and Delver of Secrets provides an easy-to-cast win condition for spell-heavy decks
Abilities that trigger when a permanent turns face up wont trigger, because even though you revealed the card, it never turned face up
The difference between these cards and Game Changers is that Game Changers, while strong, are labeled Game Changers with Commander's social setting in mind
The best filler you can get generally
Like your home games however there are going to be a lot of flaws in this format and I do believe it would get boring very quickly