Gabby Agbonlahor has said that one Manchester City star is now a world-class player. Last night saw the Citizens take a step towards potentially winning a fourth Premier League title in a row by beating Brighton & Hove Albion 4-0 away from home. The next morning, one pundit and former top-flight player highlighted one particular City figure for not only what he did against the Seagulls last night but what he’s been doing throughout the entire season. Agbonlahor says one City player is approaching ‘world-class’ status READ MORE: Who is Phil Foden? Inside the life of Man City’s ‘Stockport Iniest…