He accused producers of "picking clean THE BONES of another wonderful character I created."
The doctored image shows the president's face superimposed over the ripped body of fictional boxing champ Rocky Balboa.
“This is all wrong. Rocky defeated Russia, while Trump continues to hand them victories,” one person fired back at the president.
Let's just say Mr. Rocky Balboa was pretty knocked out by the Swedish action star.
"Though it breaks my heart, sadly all things must pass ... and end," the actor wrote. But the video he posted kept a bit of wiggle room for a return.
Avildsen died Friday. His family said he'd been suffering from pancreatic cancer.
The actor plays Chuck Wepner, the real-life boxer who inspired "Rocky," in new biopic.