RSBMM

RSBMM is a form of SBMM that uses criteria from previous matches. It stands for Recent Skill Based Matchmaking.

Many games utilize RSBMM to see how well a player is doing.

SBMM

Skill Based Matchmaking (SBMM) is a gaming term used to describe how players are matched up against each other in a match. SBMM matches players using different criteria that is based on what the developers choose. This criteria can be a wide range like KD, accuracy, games won/games lost, score, etc.

SBMM has put me up against opponents that are way too hard!