Thomas Crooks used they/them pronouns and posted threats of political violence and violent art on his secret social media accounts before he attempted to assassinate President Trump, according to sources who shared the suspected messages with The Post .

The loner sniper — who grazed Trump in the ear, killed a beloved firefighter and critically wounded two other Trump supporters — also apparently had a “muscle mommy” fetish, and repeatedly searched for videos about female body builders and muscular women.

The Post’s Miranda Devine reported on the newly unearthed online activity on Monday.

Crooks had two possible accounts on DeviantArt, a site that hosts fan art and has become notorious for its community of furries — people who identify as anthropomorphized animal characters and/or are

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