Champions › Amumu
Amumu Support Build, Patch 26.20 — Runes, Ability Damage & ARAM Buffs/Nerfs
the Sad Mummy · Tank damageTankSupportVanguardSupport
Every number below is computed from Riot's official game data for patch 26.20 — the Worlds 2026 patch (Data Dragon, with Meraki Analytics ability values and Riot's published ARAM balance), not sampled from match histories. Open the interactive labs to test Amumu against any opponent at any level.
Damage LabLaning matchupBuild LabARAM sheet
Amumu build and runes (Support, patch 26.20)
Item order
- Jak'Sho, The Protean
- Plated Steelcaps
- Sterak's Gage
- Warmog's Armor
- Heartsteel
- Dead Man's Plate
Start: Doran's Shield, Health Potion
Situational: —
Rune page
Resolve · keystone Grasp of the Undying
Demolish, Conditioning, Overgrowth
Secondary: Hextech Flashtraption, Triple Tonic
Summoners: Flash, Ignite · Skill order: Q > E > W
Amumu is classified Tank (durability-first); itemization computed from Jak'Sho, The Protean + current-patch item stats. Win-rate shown is an estimate and does not drive the build.
Amumu base stats by level
| Level | Health | Attack damage | Armor | Magic resist | Attack speed |
|---|---|---|---|---|---|
| Level 1 | 685 | 57.0 | 33.0 | 32.0 | 0.736 |
| Level 6 | 1,056 | 72.0 | 48.8 | 40.1 | 0.799 |
| Level 11 | 1,510 | 90.3 | 68.1 | 50.0 | 0.877 |
| Level 18 | 2,283 | 121.6 | 101.0 | 66.8 | 1.009 |
Growth follows Riot's per-level curve: value = base + growth × (n−1) × (0.7025 + 0.0175 × (n−1)).
Amumu ability damage per rank
Q — Bandage Toss magic
| Rank | R1 | R2 | R3 | R4 | R5 |
|---|---|---|---|---|---|
| Base damage | 70 | 95 | 120 | 145 | 170 |
| Cooldown (s) | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 |
Scaling: 85/85/85/85/85% AP.
Amumu Q damage by champion level (own stats, no items)
| Level | Rank | Raw damage | Cooldown |
|---|---|---|---|
| Level 1 | rank 1 | 70.0 | 3.0s |
| Level 3 | rank 2 | 95.0 | 3.0s |
| Level 6 | rank 3 | 120.0 | 3.0s |
| Level 9 | rank 5 | 170.0 | 3.0s |
| Level 11 | rank 5 | 170.0 | 3.0s |
| Level 13 | rank 5 | 170.0 | 3.0s |
| Level 16 | rank 5 | 170.0 | 3.0s |
| Level 18 | rank 5 | 170.0 | 3.0s |
W — Despair magic
| Rank | R1 | R2 | R3 | R4 | R5 |
|---|---|---|---|---|---|
| Base damage | 5 | 5 | 5 | 5 | 5 |
| Cooldown (s) | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 |
Scaling: 0.5/0.63/0.75/0.88/1% target max HP.
Amumu W damage by champion level (own stats, no items)
| Level | Rank | Raw damage | Cooldown |
|---|---|---|---|
| Level 1 | rank 1 | 5.0 | 1.0s |
| Level 3 | rank 2 | 5.0 | 1.0s |
| Level 6 | rank 3 | 5.0 | 1.0s |
| Level 9 | rank 5 | 5.0 | 1.0s |
| Level 11 | rank 5 | 5.0 | 1.0s |
| Level 13 | rank 5 | 5.0 | 1.0s |
| Level 16 | rank 5 | 5.0 | 1.0s |
| Level 18 | rank 5 | 5.0 | 1.0s |
E — Tantrum physical
| Rank | R1 | R2 | R3 | R4 | R5 |
|---|---|---|---|---|---|
| Base damage | 5 | 7 | 9 | 11 | 13 |
| Cooldown (s) | 9.0 | 8.0 | 7.0 | 6.0 | 5.0 |
Scaling: no scaling.
Amumu E damage by champion level (own stats, no items)
| Level | Rank | Raw damage | Cooldown |
|---|---|---|---|
| Level 1 | rank 1 | 5.0 | 9.0s |
| Level 3 | rank 2 | 7.0 | 8.0s |
| Level 6 | rank 3 | 9.0 | 7.0s |
| Level 9 | rank 5 | 13.0 | 5.0s |
| Level 11 | rank 5 | 13.0 | 5.0s |
| Level 13 | rank 5 | 13.0 | 5.0s |
| Level 16 | rank 5 | 13.0 | 5.0s |
| Level 18 | rank 5 | 13.0 | 5.0s |
R — Curse of the Sad Mummy magic
| Rank | R1 | R2 | R3 |
|---|---|---|---|
| Base damage | 200 | 300 | 400 |
| Cooldown (s) | 150.0 | 125.0 | 100.0 |
Scaling: 80/80/80% AP.
Amumu R damage by champion level (own stats, no items)
| Level | Rank | Raw damage | Cooldown |
|---|---|---|---|
| Level 6 | rank 1 | 200.0 | 150.0s |
| Level 9 | rank 1 | 200.0 | 150.0s |
| Level 11 | rank 2 | 300.0 | 125.0s |
| Level 13 | rank 2 | 300.0 | 125.0s |
| Level 16 | rank 3 | 400.0 | 100.0s |
| Level 18 | rank 3 | 400.0 | 100.0s |
Amumu ARAM buffs & nerfs (Howling Abyss balance modifiers)
Amumu plays with Summoner's Rift numbers — no ARAM-specific balance.
| ARAM modifier | Value |
|---|---|
| Damage dealt | — |
| Damage taken | — |
| Healing | — |
| Shielding | — |
| Attack speed | — |
| Ability haste | — |
| Tenacity | — |
| Energy regen | — |
ARAM also starts champions at level 3 with 1,400 gold. The ARAM sheet applies these modifiers to every stat and ability side by side with Summoner's Rift.
Frequently asked
What is the best Amumu build on patch 26.20?
RiftLab's stat-driven build for Amumu Support is Jak'Sho, The Protean, Plated Steelcaps, Sterak's Gage, Warmog's Armor, Heartsteel, Dead Man's Plate, with Grasp of the Undying as the keystone. It is computed from the champion's damage profile and the opponent's resists, not from win-rate scraping.
Does Amumu have ARAM modifiers?
No. Amumu plays with Summoner's Rift numbers on ARAM; Riot has not given Amumu ARAM-specific balance on patch 26.20.
How much damage does Amumu's Bandage Toss do?
Amumu's Q (Bandage Toss) has a base damage of 70/95/120/145/170 across its ranks and scales with 85/85/85/85/85% AP. Before the target's resistances; use the Damage Lab for the mitigated number against a specific opponent.
How much health does Amumu have at level 18?
Amumu has 2,283 base health, 101.0 armor and 66.8 magic resist at level 18 with no items, on patch 26.20.
Data: Riot Data Dragon 26.20, Meraki Analytics, LoL Wiki ARAM table. Builds are stat-driven recommendations from RiftLab's optimizer, not win-rate aggregates.