Olaf

the Berserker

Abilities

Select forms, weapons or follow-up abilities. Empowered and evolved effects also appear in the ability descriptions.

Stats for ability calculations

Enter your current stats. Verified formulas show both the result and scaling; missing inputs leave the formula visible. Fields marked "in-game value" use a value supplied from the game, not a derived calculation. Damage is before mitigation.

Ability hasteBonus attack damageMaximum healthAttack damage

PBerserker Rage

Olaf gains up to 50%（(50–100 (Lv1–18))%） Attack Speed and 8%（(8–25 (Lv1–18))%） Life Steal, based on his missing Health.

Reaches max at 30% Health

QUndertow

Olaf throws an axe, dealing (70 + 100% Bonus attack damage) physical damage and Slowing by 30% for up to 3 seconds (based on distance travelled). Champions hit lose 20% Armor for 4 seconds.

If Olaf picks up the axe, this Ability's Cooldown is reduced to (2.5 × 100 / (100 + ability haste)) seconds, or fully refunded if (2.5 × 100 / (100 + ability haste)) seconds has elapsed.

Cooldown9 sCost50Range1000

View source description

Olaf throws an axe, dealing {{ totaldamage }} physical damage and Slowing by {{ slowamount*100 }}% for up to {{ maxslowduration }} seconds (based on distance travelled). Champions hit lose {{ shredamount*100 }}% Armor for {{ debuffduration }} seconds. If Olaf picks up the axe, this Ability's Cooldown is reduced to {{ tooltipcdrefund }} seconds, or fully refunded if {{ tooltipcdrefund }} seconds has elapsed.{{ spellmodifierdescriptionappend }}

WTough It Out

Olaf gains 40% Attack Speed for 5 seconds, and 10 plus 17.5% missing Health Shield (up to a maximum of (10 + ((0.175 × (1 + (-1 × 0.3))) × 100% Maximum health)) Shield below 30% Health) for 2.5 seconds.

Cooldown16 sCost50Range700

View source description

Olaf gains {{ attackspeed*100 }}% Attack Speed for {{ duration }} seconds, and {{ baseshield }} plus {{ shieldpercmissinghp*100 }}% missing Health Shield (up to a maximum of {{ maxshieldcalc }} Shield below {{ thresholdformax*100 }}% Health) for {{ shieldduration }} seconds.{{ spellmodifierdescriptionappend }}

EReckless Swing

Olaf ferociously swings his axes, dealing (70 + 50% Attack damage) true damage. If the enemy dies, the cost is refunded.

Attacks lower the Cooldown of this Ability by 1 second, increased to 2 seconds when attacking monsters.

Cooldown11 sCost0Range325

View source description

Olaf ferociously swings his axes, dealing {{ totaldamage }} true damage. If the enemy dies, the cost is refunded. Attacks lower the Cooldown of this Ability by 1 second, increased to 2 seconds when attacking monsters.{{ spellmodifierdescriptionappend }}

RRagnarok

Passive: Olaf gains 10 Armor and 10 Magic Resist.

Active: Olaf cleanses all Immobilizing and Disabling effects on himself and becomes immune to them for 3 seconds. While active, Olaf gains (10 + 25% Attack damage) Attack Damage. Hitting a champion with an Attack or Reckless Swing extends the duration by 2.5 seconds.

Additionally, Olaf gains 20% Move Speed towards enemy champions for 1 second.

Cooldown100 sCost100Range400

View source description

Passive: Olaf gains {{ resists }} Armor and {{ resists }} Magic Resist. Active: Olaf cleanses all Immobilizing and Disabling effects on himself and becomes immune to them for {{ duration }} seconds. While active, Olaf gains {{ ad }} Attack Damage. Hitting a champion with an Attack or Reckless Swing extends the duration by {{ durationextension }} seconds. Additionally, Olaf gains {{ haste*100 }}% Move Speed towards enemy champions for {{ hasteduration }} second.{{ spellmodifierdescriptionappend }}

Updates, sources & excluded items

Displayed data version: 16.19.1 · Patch 26.19

Last verified source check: Sep 28, 2026, 2:55 PM JST
Last successful scheduled run: No verified record
Displayed source capture: Sep 27, 2026, 3:12 PM JST

Latest attempt: No changes · Sep 28, 2026, 2:55 PM JST

Sources are checked every 6 hours, or every 3 hours on Wednesdays and Thursdays (JST). Changed sources or compiler code trigger regeneration and validation before applying. Start times may be delayed.

This page uses a pinned Data Dragon snapshot. It is not a verification of every in-game interaction or hotfix.

Stats and stacks calculate the state you enter. Nine outputs that cannot be derived from the source require in-game values. Special copied or possessed recasts and transfer restrictions are outside full simulation coverage.

Excluded from the catalog: 91

This catalog covers normal Summoner’s Rift. Excluded does not mean removed from the game. The classification and its source are listed below.

Mosstomper Seedling (1105) — Other game mode
Evidence 1
Gustwalker Hatchling (1106) — Other game mode
Evidence 1
Scorchclaw Pup (1107) — Other game mode
Evidence 1
Fortification (1501) — Internal record
Evidence 1
Reinforced Armor (1502) — Internal record
Evidence 1
Warden's Eye (1503) — Internal record
Evidence 1
Reinforced Armor (1505) — Internal record
Evidence 1
Reinforced Armor (1506) — Internal record
Evidence 1
Overcharged (1507) — Internal record
Evidence 1
Anti-tower Socks (1508) — Internal record
Evidence 1
Gusto (1509) — Internal record
Evidence 1
Phreakish Gusto (1510) — Internal record
Evidence 1
Super Mech Armor (1511) — Internal record
Evidence 1
Super Mech Power Field (1512) — Internal record
Evidence 1
Turret Plating (1515) — Internal record
Evidence 1
Structure Bounty (1516) — Internal record
Evidence 1
Structure Bounty (1517) — Internal record
Evidence 1
Structure Bounty (1518) — Internal record
Evidence 1
Structure Bounty (1519) — Internal record
Evidence 1
OvererchargedHA (1520) — Internal record
Evidence 1
Fortification (1521) — Internal record
Evidence 1
Tower Power-Up (1522) — Internal record
Evidence 1
Overcharged (1523) — Internal record
Evidence 1
Overgrowth (1524) — Internal record
Evidence 1
Recall (2001) — Internal record
Evidence 1
Disabled Recall (2007) — Internal record
Evidence 1
Corrupting Potion (2033) — Confirmed removed
Evidence 1 Evidence 2
Guardian's Horn (2051) — Other game mode
Evidence 1
Poro-Snax (2052) — Other game mode
Evidence 1
Cappa Juice (2141) — Other game mode
Evidence 1 Evidence 2
Minion Dematerializer (2403) — Confirmed removed
Evidence 1 Evidence 2
Trailblazer (3002) — Confirmed removed
Evidence 1 Evidence 2
Symbiotic Soles (3010) — Confirmed removed
Evidence 1 Evidence 2
Chemtech Putrifier (3011) — Confirmed removed
Evidence 1 Evidence 2
Synchronized Souls (3013) — Confirmed removed
Evidence 1 Evidence 2
Guardian's Orb (3112) — Other game mode
Evidence 1
Mobility Boots (3117) — Confirmed removed
Evidence 1 Evidence 2
Forever Forward (3176) — Confirmed removed
Evidence 1 Evidence 2
Guardian's Blade (3177) — Other game mode
Evidence 1
Guardian's Hammer (3184) — Other game mode
Evidence 1
Leeching Leer (4635) — Confirmed removed
Evidence 1 Evidence 2
Night Harvester (4636) — Confirmed removed
Evidence 1 Evidence 2
Demonic Embrace (4637) — Confirmed removed
Evidence 1 Evidence 2
Stirring Wardstone (4641) — Confirmed removed
Evidence 1 Evidence 2
Prowler's Claw (6693) — Confirmed removed
Evidence 1 Evidence 2
Opportunity (6701) — Confirmed removed
Evidence 1 Evidence 2
Gangplank Placeholder (7050) — Internal record
Evidence 1
Anathema's Chains (8001) — Confirmed removed
Evidence 1 Evidence 2
Shurelya's Battlesong (322065) — Other game mode · Swiftplay · Related ID: 2065
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Whispering Circlet (322526) — Other game mode · Swiftplay · Related ID: 2526
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Diadem of Songs (322530) — Other game mode · Swiftplay · Related ID: 2530
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Trailblazer (323002) — Other game mode · Swiftplay · Related ID: 3002
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Archangel's Staff (323003) — Other game mode · Swiftplay · Related ID: 3003
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Manamune (323004) — Other game mode · Swiftplay · Related ID: 3004
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Seraph's Embrace (323040) — Other game mode · Swiftplay · Related ID: 3040
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Muramana (323042) — Other game mode · Swiftplay · Related ID: 3042
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Zeke's Convergence (323050) — Other game mode · Swiftplay · Related ID: 3050
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Tear of the Goddess (323070) — Other game mode · Swiftplay · Related ID: 3070
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Thornmail (323075) — Other game mode · Swiftplay · Related ID: 3075
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Redemption (323107) — Other game mode · Swiftplay · Related ID: 3107
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Knight's Vow (323109) — Other game mode · Swiftplay · Related ID: 3109
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Frozen Heart (323110) — Other game mode · Swiftplay · Related ID: 3110
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Winter's Approach (323119) — Other game mode · Swiftplay · Related ID: 3119
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Fimbulwinter (323121) — Other game mode · Swiftplay · Related ID: 3121
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Locket of the Iron Solari (323190) — Other game mode · Swiftplay · Related ID: 3190
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Mikael's Blessing (323222) — Other game mode · Swiftplay · Related ID: 3222
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Ardent Censer (323504) — Other game mode · Swiftplay · Related ID: 3504
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Imperial Mandate (324005) — Other game mode · Swiftplay · Related ID: 4005
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Staff of Flowing Water (326616) — Other game mode · Swiftplay · Related ID: 6616
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Moonstone Renewer (326617) — Other game mode · Swiftplay · Related ID: 6617
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Echoes of Helia (326620) — Other game mode · Swiftplay · Related ID: 6620
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Dawncore (326621) — Other game mode · Swiftplay · Related ID: 6621
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Rod of Ages (326657) — Other game mode · Swiftplay · Related ID: 6657
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Abyssal Mask (328020) — Other game mode · Swiftplay · Related ID: 8020
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Atma's Reckoning (663039) — Other game mode · Doom Bots
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Demon King's Crown (663056) — Other game mode · Doom Bots
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Shield of Molten Stone (663058) — Other game mode · Doom Bots
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Cloak of Starry Night (663059) — Other game mode · Doom Bots
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Sword of the Divine (663060) — Other game mode · Doom Bots
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Veigar's Talisman of Ascension (663064) — Other game mode · Doom Bots
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Hextech Gunblade (663146) — Other game mode · Doom Bots
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Zephyr (663172) — Other game mode · Doom Bots
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Gargoyle Stoneplate (663193) — Other game mode · Doom Bots
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Sword of Blossoming Dawn (664011) — Other game mode · Doom Bots
Evidence 1 Evidence 2 Evidence 3 Evidence 4
The Golden Spatula (664403) — Other game mode · Doom Bots
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Crown of the Shattered Queen (664644) — Other game mode · Doom Bots
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Gambler's Blade (667101) — Other game mode · Doom Bots
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Cruelty (667109) — Other game mode · Doom Bots
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Flesheater (667112) — Other game mode · Doom Bots
Evidence 1 Evidence 2 Evidence 3 Evidence 4
The Collector (667666) — Other game mode · Doom Bots
Evidence 1 Evidence 2 Evidence 3 Evidence 4
Penetrating Bullets (771500) — Internal record
Evidence 1

Content language: English

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