Amadou Onana secured a big-money transfer from Everton to Aston Villa in the summer and he hasn’t taken too long to make his mark for his new side. Unai Emery’s men, after a pretty poor pre-season, beat European hopefuls West Ham United 2-1 at the London Stadium to start their Premier League campaign with a win. Onana scored on his Villa debut, only hours after his former side Everton endured a miserable afternoon by losing 3-0 at home to Brighton and Hove Albion. The 22-year-old, who netted four times during his days at Goodison Park, powered home from a corner to get his career in Claret & B…