Stainforth Juniors have won the DDJSFL Under 13 Premier League and Cup double - without losing a game all season.
Stainforth won 13 of their 16 league games, drawing three.
They also prevailed 2-1 against Barnby Dun Rovers in the cup final.
Their successful season comes off the back of last season’s title win, as Stainforth continue their domination of the age group.
Sandall Park Rangers Blue will be joining Stainforth in the Premier League next season after they too cruised to the title, in Division One.
Rangers almost made it two unbeaten teams in the age group, as they won 17 of their 18 league games on the way to being crowned champions, losing just once.
Stainforth’s under 14 side also finished their season unbeaten, as they recorded a 100 per cent in the under 14 Division Two.
They recorded 20 straight league wins as they ensured promotion to Division One for the next campaign.
South Kirkby Colliery under 11s were another team who managed a full league season unbeaten, as they recorded 17 wins and two draws on their way to the under 11 Premier Division title.