X-Men (1992)

S1E8 The Unstoppable Juggernaut

Upon their return from Genosha, the X-Men are shocked to discover their home in ruins and Professor Xavier has vanished. Initially, they point fingers at Colossus, a powerful mutant from Russia. However, the true mastermind behind the chaos is revealed to be a formidable human adversary with a personal connection to the Professor, making the threat even more alarming than they anticipated.