Not even gonna bother placing bets if there's a risk my account gets frozen until I send in ID.
I'm going to keep using Nitrogen for now. Until you can confirm you won't ask for ID.
Never heard someone get asked any documents here in sportsbet.io forum thread
Not sure if you going to deposit and witdraw more than 10 Bitcoins or 2300 as stated on T&C there will be a KYC procedure applied
So make sure you read all the FAQ and T&C if you are a high roller it's a must
Read more T&C here
https://www.sportsbet.io/about/general-terms-and-conditions , goodluck!