A new Hillary Clinton Hillary Diane Rodham ClintonHillicon Valley: FBI chief says Russia is trying to interfere in election to undermine Biden | Treasury Dept. sanctions Iranian government-backed hackers The Hill's Campaign Report: Arizona shifts towards Biden | Biden prepares for drive-in town hall | New Biden ad targets Latino voters FBI chief says Russia is trying to interfere in election to undermine Biden MORE presidential ad takes aim at her “dangerous” Republican rivals.

“Think about it. One of these Republicans could actually be president,” the ad’s narrator says as Republican presidential candidates Donald Trump Donald John TrumpHR McMaster says president's policy to withdraw troops from Afghanistan is 'unwise' Cast of 'Parks and Rec' reunite for virtual town hall to address Wisconsin voters Biden says Trump should step down over coronavirus response MORE and Ted Cruz Rafael (Ted) Edward CruzLoeffler calls for hearing in wake of Netflix's 'Cuties' Health care in the crosshairs with new Trump Supreme Court list 'Parks and Rec' cast members hosting special reunion to raise money for Wisconsin Democrats MORE are shown talking about bombing American enemies.

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“They’re backward, even dangerous,” the narrator adds, saying that Clinton is the only Democrat who “can stop them.”

The ad, titled “Incredible,” is set to air in New Hampshire and Iowa.

A Republican National Committee spokesman slammed Clinton for "doubling down" on "failure."

"Under President Obama we've become less prosperous, less safe, and less free but incredibly Hillary Clinton wants to not only double down but expand on this legacy of failure," spokesman Michael Short said in a statement.

Watch the ad above.

--Updated at 7:40 p.m.