GM Magnus Carlsen is the current world chess champion. To many people, he’s arguably the best to ever play the game. He captured the world’s #1 ranking in 2011 and still hasn’t let go of it. He is a Chess.com member and plays under the account named “MagnusCarlsen”

GM Ian Nepomniachtchi (“Nepo” for short) is a Russian super grandmaster who won the 2020-21 Candidates Tournament and challenged GM Magnus Carlsen for the 2021 World Championship. He is a Chess.com member and plays under the account named “lachesisQ”

Ding Liren is a Chinese super grandmaster who will play against GM Ian Nepomniachtchi in the 2023 World Championship.
Ding won his first Chinese Chess Championship at the age of 16, making him the youngest to ever do so. He is a Chess.com member and plays under the account named “Chefshouse”