Newcastle have moved to sign former Sharks and Racing Metro back Greg Goosen on a two-year deal.
Alfie To'oala has become the latest player to leave relegated Premiership side Leeds Carnegie.
Montpellier booked their place in the Top 14 play-offs at the expense of Toulon on Saturday thanks to a 27-3 home win.
Toulon face a crunch, winner-takes-all battle with Montpellier on the final day of the Top 14 season on Saturday.
Toulouse, Racing Metro and Clermont all cruised to big wins while Bayonne kept their play-off hopes alive by beating Stade Francais.
Toulon face Perpignan in a make-or-break battle as the race for the Top 14 play-off positions heads for a grandstand finish.
Paul Sackey scored twice as Toulon beat Top 14 leaders Toulouse 22-9 to keep their play-off hopes alive on Saturday.
Another action-packed weekend of Top14 rugby awaits as Toulon host leaders Toulouse, while Clermont face Stade Francais.
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