As the title says.
To be more precise, the idea is to separate main and off tank roles and make people choose one or the other.
Orisa and Sigma can be reverted so they aren’t as weak as they are now
Potential Winston tweaks
No more barrier stacking
No more double offtank
Long offtank queue due to people not liking MT (which can be fixed by buffing maintanks thanks to no more barrier stacking)