Odaily Planet Daily News According to EigenPhi monitoring, three MEV contracts have made a lot of profits through "sandwich attacks". Among them: - The MEV contract starting with 0x6b75 earned a profit of $465,126 through $33,374 in 7 days, with a return on investment of 1400.1%; - The MEV contract starting with 0x4707 earned a profit of $27,204 through $18 in 7 days, with a return on investment of 64,346%; - The MEV contract starting with 0x0000 earned a profit of $45,496 through $687 in 7 days, with a return on investment of 3145.5%.