Northampton Saints took the final Premiership play-off spot despite losing to Exeter, while Bath secured Champions Cup rugby next term.
Munster gave it a great go, but Leinster have the chance to be crowned Pro14 champions once again.
The Blues kept their Super Rugby play-off hopes alive, while the Reds were beaten in a tense encounter with the Waratahs.
Tommy Seymour scored two of his team's seven tries as Glasgow Warriors routed Ulster in the first Pro14 semi-final.
The Hurricanes, who were without Beauden Barrett, succumbed to their first ever loss to the Jaguares on Friday.
Henry Speight scored twice as the Sunwolves were outclassed by the in-form Brumbies at GIO Stadium in Super Rugby.
Leinster let slip a 10-0 lead as they were beaten 20-10 by Saracens in the European Champions Cup final in Newcastle.
The Lions' moved into a Super Rugby play-off berth with a narrow 29-28 success over the Waratahs in Johannesburg.
Scrum-half Brad Weber dotted down in either half as the Chiefs beat the Sharks 29-23 to record just their fourth Super Rugby win this...
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Clermont Auvergne outscored La Rochelle by three tries to one to win their first European trophy for 12 years.
The Crusaders were led by Sevu Reece and Richie Mo'unga as they hammered the Bulls on Friday.
Two yellow cards proved costly as the Reds were beaten by the Rebels, while the Hurricanes picked off the Blues at Eden Park.
It promises to be an enthralling climax to the battle for Top 14 play-off spots after Stade Francais claimed a derby win over Racing...
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Although their chances of reaching the play-offs were remote, Wasps still had hope until slumping in the second half at Bath on Sunday.
The Jaguares trail the Bulls and the Sharks by only a point after clinging on to defeat the Stormers.
Grenoble look to be heading for a relegation play-off after losing at home to their nearest rivals Agen.