[bonzini]

Assuming it's something like an Elo rating you can always opt out of skill-based matchmaking and request a specific opponent skill; if you win you will not win any rating, if you lose you will lose a lot.

Content creators for chess also do "speed runs" from 1000 to 2500 Elo for example where they explain the mistakes and produce educational content while playing "easy" opponents. They don't do it just for the fun of owning people. CoD creators perhaps could do the same?

[saddestcatever]

I can't seem to find the link, but one of the BEST resources for learning how to play Rocket League at a higher level was a Youtuber who streaming his smurf leveling up through ranked, and explaining strategies and mistakes through the process.