Maine South has been the class of the Central Suburban League, while Deerfield has emerged as a postseason contender in the CSL's North Division.
Week 5 could provide another unpredictable slate of games with many undefeated teams faced with tough matchups this weekend.
Maine South is typically the first program to come to mind when discussing the Central Suburban League, but it was Deerfield that put together a state semifinal run last season.