In Dogma (1999), Matt Damon plays Loki, and in Thor Ragnarok (2017), Matt Damon plays Loki. : r/MovieDetails
Love & Thunder Theory: Thor Uses Matt Damon To Replace Loki
Matt Damon Breaks Silence on Thor: Love and Thunder Role
Matt Damon has cameos in both Disney's and Fox's MCU. He played the Asgardian actor playing Loki in Thor Ragnarok(2017), and "Redneck #1" in Deadpool 2 (2018). : r/MovieDetails
Matt Damon confirms his return as Actor Loki in 'Thor: Love and Thunder' - Entertainment News