Subscribe | UPI Odd Newsletter Subscribe MELBOURNE, Fla., April 16 (UPI) -- Authorities in Florida said a man on synthetic drug flakka ran nude, claimed to be the Norse god Thor, attempted a sex act on a tree and fought with police. Melbourne police said Kenneth Crowder, 41, is believed to have been high on flakka, a synthetic drug rising in popularity in Florida, when was spotted running nude through a neighborhood Friday. Advertisement Witnesses told police Crowder shouted that he was a god while running nude through a neighborhood and committed a sex act on a tree. Police said Crowder was wearing jeans and a T-shirt when he was confronted in the area by a Melbourne officer and the suspect allegedly acted aggressive toward the officer and identified himself as "God." Crowder was shocked twice with the officer's Taser, but he pulled the probes out of his body and attempted to fight with the officer, police said. Police said Crowder shouted that he was the Norse god Thor -- also known as a Marvel Comics character portrayed in the company's films by Chris Hemsworth -- and attempted to stab the officer with his own badge. Advertisement More officers arrived and were able to subdue Crowder, police said. Crowder was arrested on charges of battery on a law enforcement officer, resisting with violence and assault with a deadly weapon on a law enforcement officer. Police said flakka is the latest synthetic drug of the bath salts variety and can be snorted, smoked or ingested to deliver a powerful high. The drug has been linked with violent behavior, they said. "We have spoken to some medical professionals here and they are starting to see an increase in its use [in Brevard County]," Melbourne police spokesman Dan Lynch told WKMG-TV. "It's already in South Florida, and we think it's coming here."