According to Wikipedia:

Finishing and signature moves
As Chris Benoit

Crippler Crossface (Arm trap crossface)
Diving headbutt
Sharpshooter
Dragon suplex - WCW / ECW
Rolling German suplexes
Three Amigos (Combination three vertical suplexes) (as a tribute to Eddie Guerrero)
Bridged / Release German suplex
Snap suplex
Northern lights suplex
Gutwrench suplex
High lift belly to back suplex
Front suplex with opponent's torso landing on the top rope
Superplex
Backhand chop
High speed powerbomb
Backbreaker
Super Powerbomb- WCW / ECW
Enzuigiri
Back elbow
Lariat
Headbutt
Suicide dive
Baseball slide dropkick