A) Fabiano Caruana
B) Magnus Carlsen
C) Sergey Karjakin
D) Wesley So
Explanation: World Chess Champion Magnus Carlsen has won the inaugural Meltwater Champions Chess Tour (MCCT), to claim the non-fungible token (NFT) trophy, and $1,00,000 in the finals on October 04, 2021. The 10-month long online chess tournaments were held on chess24.com from November 22, 2020, till October 4, 2021. The tournaments are not rated by FIDE.