Larne played out a goalless draw with Glentoran to seal second place in the Irish Premiership which guarantees automatic qualification for European football.
In a nervy encounter at Inver Park, Gary Haveron's side withstood persistent pressure from the Glens to pick up the point they needed to finish as runners-up.
There were multiple red cards shown after the final whistle after ugly scenes at full-time.
Elsewhere, Rhyss Campbell scored a stunning goal as Coleraine edged champions Linfield at the Showgrounds.
Dungannon Swifts warmed up for the Irish Cup final against Cliftonville next week with a 1-0 win against Crusaders.