Celts clinched the Mixed Division One title on Saturday.
Paul Kelly was the star of the show with a hat-trick as they were 3-1 winners over Saracens A to secure top flight hockey next season.
However, the race for the Division Three title is going to the wire.
Harlequins B remain top after a 1-1 draw with Saracens B but Bacchas Colts are hot on their heels after a 6-3 victory over Cosney.
Hockey results for Saturday, May 22
Mixed Division One
Cammags 0-6 Harlequins A
Bacchas C 4-0 Ravens
Saracens A 1-3 Celts
Valkyrs C 1-2 Saxons
Mixed Division Three
Saracens B 1-1 Harlequins B
Vandals 3-1 Spartans
Bacchas Colts 6-3 Cosney
Rugby: Bevan Rodd on bench for England's opening Six Nations match
MGP 26: A new Quayle set for the start line
Football: Douglas Royal face Peel in Floodlit Cup Final clash
Hockey: Three wins for Island sides in England Championships
