WYCHEPROOF-NARRAPORT extended its winning streak over Donald to 11 matches after a 12-goal away victory on Saturday.
Ricky Allan kicked six goals and Jesse White starred as the Demons tasted victory for the first time this season, leaving the winless Royal Blues at the bottom of the ladder.
The Demons extended their lead in every quarter, running out 17.12 (114) to 5.11 (41) winners.
Aaron Jones, two goals, was the Royal Blues’ only multiple goal-kicker, with Alex Sheridan and Brody Haddow named their best players.
Wedderburn beat host Charlton by 12 points in a rematch of last year’s grand final.
Charlton held a three-point lead at quarter-time, but the Redbacks claimed the ascendancy earlier in the second term and never let it slip.
Redbacks forward Sam Barnes stamped his authority on the match after missing last round, kicking five goals, while Liam McCarthy and Cameron Perry were named among the best.
For the Navy Blues, Angus McKenzie and Travis Baird were named as their best players. Birchip-Watchem fell narrowly short of a come-from-behind victory over Boort at Boort Park.
The host led at every change – and by 18 points at the last – with the Bulls falling three points short in their 11.12 (78) to 12.3 (75) loss.
For the Magpies, Andrew White, three goals, starred, while Michael Henningsen and Cam Millward also impressed.
Bulls forward Dan Castellano was named among his side’s best, kicking his fourth consecutive four-goal haul, while Tom Carland and Jacob Noonan put in strong performances.