By 1344, he had conquered Alessandria, Asti, Tortona, Bra and Alba. On 22 April 1345, at the Battle of Gamenario, he defeated the Angevine vicar Reforza d'Angoult, who died in the battle.
By 1344, he had expanded his control to encompass Alessandria, Asti, Tortona, Bra, and Alba. In a subsequent battle on April 22, 1345, at Gamenario, he outmaneuvered Reforza d'Angoult, the Angevine cleric who met his demise in the fight.