League Classic matchup
Amumu vs Master Yi
The lane, from both sides
Amumu’s side
- Strong against Master Yifrom the AP Tank build (Jungle)
HighlanderHighlanderRMaster Yi gains Movement Speed and Attack Speed and becomes immune to slows. Champion kills refresh his cooldowns; assists refund half. needs Yi to keep killing to keep going; one 
Curse of the Sad MummyCurse of the Sad MummyRActive: Amumu entangles nearby enemies in bandages, dealing magic damage and rooting them for 2 seconds. ends the chain, and 
DespairDespairWToggle: Amumu cries a continuous pool of tears, dealing magic damage every second to nearby enemies. Despair is toggled off automatically if Amumu becomes unable to pay its mana cost. burns the health 
MeditateMeditateWMaster Yi channels, restoring health over the duration and gaining Armor and Magic Resist while he channels. was going to restore.
Master Yi’s side
No note from Master Yi’s side yet; the silence is a gap, not a verdict.
The kits at a glance
Amumu
Full abilities- Cursed Touch
- Bandage Toss
- Despair
- Tantrum
- Curse of the Sad Mummy
Master Yi
Full abilities- Double Strike
- Alpha Strike
- Meditate
- Wuju Style
- Highlander
Base stats, side by side
| Stat | Amumu | Master Yi |
|---|---|---|
| Health | 556 (+84) | 530 (+86) |
| HP regen | 1.66 (+0.17) | 1.48 (+0.13) |
| Mana | 260 (+40) | 235 (+36) |
| Attack damage | 50.8 (+3.8) | 58 (+3.1) |
| Armor | 25.3 (+3.3) | 24 (+3.7) |
| Magic resist | 31.25 (+1.25) | 31.25 (+1.25) |
| Attack speed | 0.638 (+2.18) | 0.679 (+2.98) |
| Move speed | 335 | 355 |
| Attack range | 125 | 125 |
Level-1 values with per-level growth in parentheses, read from the Classic client and re-checked against it on every update.
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SingedThe full kits, builds and every other matchup: Amumu · Master Yi