The sit-n-go may not be as ubiquitous as it once was in the online poker diet for the average punter, but it's still a standard part of any operator's list of offerings. That's particularly true of late given the increased popularity of the lottery format that can award massive prizes many times the size of the buy-in.
For Run It Once Poker, which launched in early 2019 with its initial beta, the sit-n-go format has been something of an afterthought. The company offered only cash games initially and that has continued to be true.