Thunder Warrior (Italian: Thunder, also known as Drug Traffikers) is a 1983 Italian action film written and directed by Fabrizio De Angelis (credited as Larry Ludman).

A Native American named Thunder returns home following a long absence and discovers a construction company that is destroying a native burial ground, which is a breach of the treaty signed a century ago between his grandfather with the US Government.

His attempt to alert the local authorities results in him being escorted out of the county by one of the sheriff's deputies, who order him to stay out of town.

Having done no wrong and after being assaulted by the construction workers, Thunder returns and the situation continues to escalate.

Leading into a war between the lone native warrior and the entire sheriff department.