GOP strategist Matt Mackowiak on Thursday blasted Donald Trump Donald John TrumpBiden leads Trump by 36 points nationally among Latinos: poll Trump dismisses climate change role in fires, says Newsom needs to manage forest better Jimmy Kimmel hits Trump for rallies while hosting Emmy Awards MORE on Twitter, warning that the presidential nominee "threatens" the party "at all levels."

Epic Trump tweet storm beginning now. — Matt Mackowiak (@MattMackowiak) August 11, 2016

"1/Ok, this s--t's not funny anymore. Trump is threatening elected GOPers at all levels in places that haven't been competitive in decades," he began.

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Mackowiak then went on to criticize Trump's efforts to campaign in "states that are gone" and focus instead on winning the "Romney states."

"You have a narrow path. Hold the Romney states (in order of danger: NC, AZ, GA, UT). And then pick up OH, PA and FL. That's it," Mackowiak tweeted.



The strategist also advised Trump to "discover the value of scarcity" and avoid too many interviews, and long rallies.



Mackowiak mentioned Trump's controversial comments about "Second Amendment people" stopping Hillary Clinton Hillary Diane Rodham ClintonBiden leads Trump by 36 points nationally among Latinos: poll Democratic super PAC to hit Trump in battleground states over coronavirus deaths Battle lines drawn on precedent in Supreme Court fight MORE and calling President Obama the "founder" of the Islamic State in Iraq and Syria (ISIS). He urged him to "demonstrate discipline" for the rest of August.



"Trump is threatening the entire GOP and it could take a decade to erase the damage. We are looking at an extinction-level event," he said in another tweet.



Matt Mackowiak is a founder and president of Potomac Strategy Group.