MacroMind matchup data — real ranked games, not opinions
Amumu vs Karthus
How often does Amumu beat Karthus in Jungle?
Amumu into Karthus in Jungle: 41% observed win rate across 227 ranked games. Counted from real matches, and every number here shows its sample size.
By 15 minutes the median game has Amumu behind by 926 gold.
Does Amumu counter Karthus?
The count says no. Karthus holds 59% of 227 ranked Jungle games here, and that gap clears the noise band. The matchup still gets won from {{champion}}'s side — the conditional rates on this page show where, each with its own game count.
Beating Karthus: the Amumu game plan
A 300-gold lead at 10:00 puts Amumu at 59% across 64 games. Flip the lead and Amumu falls to 34% across 163.
| The spot | Win rate | Games |
|---|---|---|
| 300 gold up at 10:00 | 59% | 64 |
| 300 gold down at 10:00 | 34% | 163 |
| First blood | 46% | 126 |
| +kills at 10:00 | 52% | 75 |
| +CS at 10:00 | 55% | 44 |
| 0 deaths at 10:00 | 45% | 49 |
Someone usually dies here around 5:56 in the median game, and level 6 lands near 7:19. Until your spike is online, respect the all-in.
Amumu's Jungle build, with receipts
Into Karthus specifically, Amumu finishes Liandry's Torment first most often: 41.3% over 63 games of this matchup.
The most-finished Amumu core is Liandry's Torment, Sunfire Aegis, Abyssal Mask: 57.9% across 1,753 games when all three got done. All matchups, patches 16.1-16.12.
Most games start Mosstomper Seedling + Health Potion; the first finished item is usually Liandry's Torment (9,569 games).
Skill plan: Amumu players max E first and take W at level 1.