There's also Tazri, Beacon of Unity, the go-to Party Commander, who can search the top six cards of your deck for up to two creatures from the Party types and put them into your hand
Making your opponents hellbent slows the game as players only have the top of the deck to play from
And while, in theory, the more limited design space of stack interaction makes it challenging to balance counterspells against each other, in practice, I feel that almost every entry here is a viable inclusion for Commander or other formats where theyre legal not to mention a host of other counterspells that didnt make the Top 20
In that case, Altered Ego enters as a 0/0 creature and is probably put into the graveyard immediately
And since this is a Reserved List card from 1997, it doesn't take much extra interest before copies start to dry up and the price skyrockets
With the red cards, I would be worried about a red deck that didnt run most or all of these