Several mainstream DeFi projects including MakerDAO, SushiSwap, and Balancer simultaneously released “fist bump” pictures with their own unique color backgrounds today.
DeFi composable leverage protocol Gearbox Protocol issued a statement explaining, "If you are confused about this, this is just a DAO flashmob we did with other DeFi projects, or a collaborative attempt, but market contributors can prepare some cool things for Monday." (Planet Daily)