I urge you to do your own research, either through looking at your commanders page on EDHREC, or searching on Scryfall for the right cards for your deck
That's just so game-breakingly good
One well placed interruption that removes a significant amount of advantage can completely change the flow of a game in N/R Format, whereas, in Standard Format, your advantage can stem from multiple sources beyond your hand, field, and extra deck, so one interruption doesnt tend to change much in the flow of a game, unless it inhibits your opponent's ability to play the game (I.E
These all bring back creatures for two mana with minor drawbacks
It allows you to look at the top three cards of your deck and, if there are basic fighters among them, take them into your hand