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the Serpent's Embrace

Cassiopeia Mid build & stats

Mage B 576 games · patch 16.18
Win rate
52.1%
Pick rate
2.1%
Ban rate
3.0%
Division
Master
Build, runes, spells and skill order are from Master games only.

Recommended build

Chosen by win rate among builds with enough games, from ranked matches of high-elo players on patch 16.18

Solid sample

Finish these three

Rylai's Crystal Scepter
Rylai's Crystal Scepter
2,600 gold
Hextech Rocketbelt
Hextech Rocketbelt
2,650 gold
Rod of Ages
Rod of Ages
2,600 gold
7,850 gold
70.0% WR 10 games

Boots

Crimson Lucidity
Crimson Lucidity
900 gold
65.4% 26 games

Runes

Sorcery Sorcery + Precision Precision
66.7% WR
9 games · 2% pick
Deathfire Touch
Deathfire Touch

Damaging a champion with an ability burns them over time.

Sorcery Sorcery
Summon Aery Arcane Comet Stormraider's Surge Deathfire Touch
Axiom Arcanist Manaflow Band Nimbus Cloak
Transcendence Absolute Focus Celerity
Waterwalking Gathering Storm Scorch
Precision Precision
Presence of Mind Absorb Life Triumph
Legend: Bloodline Legend: Alacrity Legend: Haste
Coup de Grace Cut Down Last Stand
Shards
Adaptive Force Attack Speed Ability Haste
Adaptive Force Move Speed Health Scaling
Health Tenacity and Slow Resist Health Scaling

Summoner spells

Flash Ignite
77.8% 18 games

Each line is the variant with the best win rate among those played enough times, not simply the most popular one. Win rates are smoothed so a lucky three-game build can't top the list. Sample sizes are shown next to every choice.

Tips for Cassiopeia

Generated from this patch's numbers

  • Cassiopeia wins 52.1% of games as Mid on patch 16.18 (576 games).
  • Most common core: Rylai's Crystal Scepter → Zhonya's Hourglass → Rod of Ages — 46% win rate over 28 games.
  • Take Deathfire Touch as keystone: picked in 75% of games with a 54% win rate.
  • Best matchup: Diana (75% over 8 games). Hardest: Malzahar (27% over 11 games) — consider a ban or a different pick when you see it.

Items

Most common sets of three completed items

Core build

Rylai's Crystal Scepter
Rylai's Crystal Scepter
Hextech Rocketbelt
Hextech Rocketbelt
Rod of Ages
Rod of Ages
70.0% WR
10 games · 2% pick
Rylai's Crystal Scepter
Rylai's Crystal Scepter
Zhonya's Hourglass
Zhonya's Hourglass
Rod of Ages
Rod of Ages
57.1% WR
7 games · 1% pick
Rylai's Crystal Scepter
Rylai's Crystal Scepter
Hextech Rocketbelt
Hextech Rocketbelt
Zhonya's Hourglass
Zhonya's Hourglass
80.0% WR
5 games · 1% pick

Boots

Swiftmarch
Swiftmarch
53.8% WR
93 games · 16% pick
Crimson Lucidity
Crimson Lucidity
65.4% WR
26 games · 5% pick
Chainlaced Crushers
Chainlaced Crushers
66.7% WR
18 games · 3% pick

Legendary items by win rate

ItemWin ratePick
87.5% 1% (8)
75.0% 1% (4)
72.7% 2% (11)
71.4% 6% (35)
64.3% 2% (14)
62.5% 4% (24)
61.6% 15% (86)
57.1% 2% (14)
53.8% 2% (13)
52.3% 19% (111)
42.9% 1% (7)
33.3% 1% (3)

Runes

Most played full pages and keystone win rates

Sorcery Sorcery + Precision Precision
50.0% WR
20 games · 3% pick
Deathfire Touch
Deathfire Touch

Damaging a champion with an ability burns them over time.

Sorcery Sorcery
Summon Aery Arcane Comet Stormraider's Surge Deathfire Touch
Axiom Arcanist Manaflow Band Nimbus Cloak
Transcendence Absolute Focus Celerity
Waterwalking Gathering Storm Scorch
Precision Precision
Presence of Mind Absorb Life Triumph
Legend: Bloodline Legend: Alacrity Legend: Haste
Coup de Grace Cut Down Last Stand
Shards
Adaptive Force Attack Speed Ability Haste
Adaptive Force Move Speed Health Scaling
Health Tenacity and Slow Resist Health Scaling
Sorcery Sorcery + Precision Precision
66.7% WR
9 games · 2% pick
Deathfire Touch Manaflow Band Transcendence Scorch Coup de Grace Presence of Mind
Sorcery Sorcery + Precision Precision
57.1% WR
7 games · 1% pick
Deathfire Touch Manaflow Band Celerity Scorch Cut Down Legend: Haste

Keystones

  • Deathfire Touch Deathfire Touch Damaging a champion with an ability burns them over time. 57.0%21% pick
  • Conqueror Conqueror Gain stacks of adaptive force when attacking enemy champions. After reaching 12 stacks, heal for a portion of damage you deal to champions. 47.8%4% pick
  • Stormraider's Surge Stormraider's Surge Dealing 25% of a champion's maximum health grants a burst of MS and Slow Resist. 57.1%1% pick

Summoner spells

  • Flash Teleport Flash + Teleport 48.4%11% pick
  • Flash Ghost Flash + Ghost 57.4%8% pick
  • Flash Ignite Flash + Ignite 77.8%3% pick

Abilities & skill order

  • PSerpentine Grace

    All Move Speed bonuses are more effective on Cassiopeia.

  • QNoxious Blast

    Cassiopeia blasts an area with Poison after a brief delay, granting her increased Move Speed if she hits an enemy champion.

  • WMiasma

    Cassiopeia releases several clouds of poison, slowing, grounding, and lightly damaging enemies that pass through them. Grounded enemies cannot use Movement abilities.

  • ETwin Fang

    Cassiopeia lets loose an attack that deals increased damage to Poisoned targets and heals her for a percentage of the damage dealt. If the target dies from this attack, Cassiopeia regains Mana.

  • RPetrifying Gaze

    Cassiopeia releases a swirl of magical energy from her eyes, stunning any enemies in front of her that are facing her and slowing any others with their back turned.