Charles is beginning to wonder if Erik actually knows how to speak German. Because, Schöner wasn't an insult. Liebchen definitely wasn't. Then why on earth was Erik spitting them at him like they were? [Cherik]

Erik is worried about Charles, and Charles is worried that he won't be a good father.

[Cherik Ballet!Au] When Charles joins the Hellfire Ballet Group to replace one of their lead dancers, he gets paired with the irresistible Erik Lehnsherr. But Erik is rude and critical, and nothing Charles does seems to please him.

Everyone knew about the rivalry and paper war brewing at Westchester elementary - between one Erik Lehnsherr and one Charles Xavier. But Charles doesn't want to be Erik's rival anymore. And one little note's about to change that. One note and dozens of paper hearts. {Kid!Cherik and Modern!AU}

Charles, a student at Oxford, uses the university's Cerebro prototype on a dare. He expects to find Raven a boyfriend. Instead, he finds Erik. Cherik. Includes ducklings.

AU. Erik is forced to go to Los Angeles to supervise a project that his boss gave him. He does not expect to meet a flight attendant named Charles though. Steward!Charles & Engineer!smitten!Erik. Cherik. Fluff. Posted on AO3 with different title.

Charles is the new psychologist at a high profile correctional facility for rogue mutants, and Erik is the notorious criminal who takes a liking to him. Erik/Charles, Cherik, Logan/Charles

They meet on a plane. Charles is smitten and Erik is unimpressed. Then the plane goes down. A romantic comedy between two intelligent idiots. Modern day, still powered AU. Charles Xavier/Erik Lehnsherr