Everyone has different opinions on what cards are stupid broken and why, and there's no true answer which is best
Players will really have to get into the late-game in order to play them, by which point they're a little redundant
You want to hit cards like Brimaz, big fat dorks that need to get into combat before they have done much, if you hit these kinds of card there is a good chance you won't see it played again, they will either be dead before they have the time or will have won anyway regardless of the Brimaz they have in hand
MTG Edge of Eternities: Counter Intelligence CD Verdict Playing with MTG Edge of Eternities new Counter Intelligence Commander Deck, I was most surprised by how much I enjoyed it
Summon: Fat Chocobo is the exception, as it just puts tons of stats on the board, but most 3-5 mana threats arent really what this deck is looking for
The question then becomes whether this could get played out of something like 4C Blink, where Abundant Growth and a single Triome could make it highly accessible post-board