SR

do they only need two more to get into the main challengers circuit? and if so won't MxS and SR have conflicting situation.

Yes, and No. I doubt riot wouldn't allow SR in if they qualify, and there's no incentive for either team to throw and let the other win. Shopify funds Moist, but it's still Moist at the end of the day.

They already said that it's fine if they're both in