Benetton Treviso's winning run was ended at five matches as Ulster earned a dramatic draw in the Pro14.
Having not played since November 10 due to ongoing concussion issues, Leigh Halfpenny appears to be a doubt for Wales' Six Nations campaign.
Connacht scored four tries but still lost out to Leinster, who rallied from 17 points down to triumph in dramatic circumstances.
Stephen Jones and Jonathan Humphreys will be on the coaching staff in a new era for Wales under Wayne Pivac.
Ulster and Exeter Chiefs enhanced their chances of qualifying for quarter-finals of tEurope's premier club rugby competition on Friday.
There were wins for Ulster and Edinburgh over the Scarlets and Newcastle Falcons in the European Champions Cup on Friday.
The Crusaders' assistant coach Brad Mooar will take over from Wayne Pivac in the top job at the Scarlets from 2019-20.
Leinster delivered a fantastic performance against the Ospreys, racking up 52 points as seven different players crossed for tries.
Glasgow Warriors stretched their lead at the top of Conference A to nine points thanks to Nikola Matawalu's hat-trick against Ospreys.
Zebre stunned Edinburgh, Scarlets denied Southern Kings and there was landmark win for Ulster in Pro14 on Friday.
Leinster's Pro14 title defence continued with a fourth win in five, with Glasgow Warriors and the Ospreys matching that return on Saturday.
Wales will be coached by Wayne Pivac when Warren Gatland's lengthy tenure ends after next year's Rugby World Cup.
Wayne Pivac has been tipped to swap the Scarlets for Wales and Sam Warburton would not be surprised to see him on the international...
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Victory over the Scarlets saw Leinster become the first team to combine European Champions Cup success with the Pro14 title.
Johnny McNicholl and Steff Evans said they had been sticking to the bed sheets due to damage done at Scotstoun last week.
Glasgow Warriors failed to make the most of home advantage as Scarlets moved one win away from retaining their league title.