MacroMind matchup data — real ranked games, not opinions
Cho'Gath vs XinZhao
In Jungle, Cho'Gath wins 55% against XinZhao across 92 observed ranked games. This is an observed win rate shown with its sample size, not a prediction or a guaranteed counter.
By 15 minutes the median game has Cho'Gath behind by 31 gold.