They will also be doing balance. The hero pool is a good deal till things can get balanced.
I dont want to play a new game every week, I want to play Overwatch, not forced mystery heroes changing every week.
Imagine a new player. The player is starting to enjoy McCree. Has multiple heroes he enjoy but performs best with McCree. Goes to play comp when lvl 25. McCree is banned. The player is playing way worse on their other heroes and looses. Player doesn’t want to play again.
Reaper mains can play Moira or Orisa. The other ez mode heroes.
That player lacks fortitude. 