Left-wing-turned-MAGA commentator Dave Rubin fumbled when a liberal debater asked him for “one main metric” that President Donald Trump has made “better off” since his return to office.

Rubin, in a recent “Surrounded” debate hosted by Jubilee Media that pitted him against 20 “far-left Democrats,” struggled to go to bat for the president after a debater solely identified as Parker asked for a metric along the lines of gross domestic product, unemployment or inflation.

“Well, right now, first off, the Big Beautiful Bill was just passed last year and it’s kicking in now, right? It’s kicking in now,” began Rubin, whose predictions on the Iran war were roundly mocked on social media last week.

“So we are see — we’re going to now see results of that. Like, or even the tariffs, so let’s do tariffs — are you for or against tariffs?”

The debater told Rubin that he was against Trump’s universal tariffs before returning to his question.

“So what’s the main metric that he made better off?” he asked.

“What?” Rubin responded.

“What’s the main metric that he made better off? GDP, unemployment, inflation? Do you have any idea?” Parker continued.

“Listen,” replied Rubin, who sparked a wave of laughs from the circle of Democrats around him.

“I don’t think you do,” Parker hit back.

Rubin proceeded to suggest that the debater was arguing the economy was better when Joe Biden was president, a point that Parker said he “absolutely” agreed with.

“We’re seeing all of those economic indicators become worse off,” said Parker, who cited several points to back up his argument before returning to his question.

Parker continued, “Can you tell me anything that he’s done to make it better off? You say it’s broken for Democrats. It sounds like it’s broken right now under Trump.”

A clip from the exchange later gained traction on social media as critics such as Mehdi Hasan and Brian Shapiro clowned Rubin over his “embarrassing” debate performance, with Shapiro calling the MAGA commentator a “complete imbecile.”

Left-wing Twitch streamer Hasan Piker also questioned why Rubin would “even choose to do” the debate, writing on X, “He would’ve lost the debate to an empty chair. Truly the dumbest the right has to offer.”