New York rapper 50 Cent is going to make Conor McGregor beg for mercy. The G-Unit boss has once again trolled the UFC champion over his loss to boxing icon Floyd Mayweather Jr.

Fif jumped on Instagram Saturday (September 1) with his reaction to a report about Conor possibly suffering a brain injury from last weekend’s bout.

This week, McGregor issued a statement on losing to boxing icon Floyd Mayweather Jr. last weekend.

reflected on their historic weekend fight.

A few days ago, Hollywood actor O’Shea Jackson showed his support for McGregor.

This week, footage emerged of Cleveland Cavaliers superstars LeBron James and J.R. Smith speaking on McGregor facing off against the boxing icon.

TMZ Sports was right outside the T-Mobile Arena when we spotted Bron and Cavs teammate J.R. Smith breaking down the fight.

LeBron: “You gotta respect [McGregor].”

Smith: “The thing is he came out strong in the beginning of every round. He burnt himself out.”

LeBron: “You gotta respect him though because he ain’t no boxer. Tough as a motherf**ker though.”

Smith’s retort was hilarious — “Sh*t, give me $30 million! I’d be tough too for 30 minutes!”

LeBron: “I’m dropping in the 1st round. I ain’t lasting 10.” (TMZ)