MacroMind matchup data — real ranked games, not opinions
Rammus vs Rengar
In Jungle, Rammus wins 55% against Rengar across 427 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 Rammus behind by 697 gold.
Does Rammus counter Rengar?
Yes by the numbers. Rammus wins 55% of 427 ranked Jungle games into Rengar, and the gap clears the noise band on this sample.
How to beat Rengar as Rammus
Turn the early game into gold: 300 up at 10:00 runs this matchup at 68% over 132 games; 300 behind drops it to 49% over 295.
The median first death in this lane comes at 6:28; the level 6 spike lands around 7:24. Respect the all-in window until your spike is online.