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Sword Art Online S1E18 — To the World Tree
6.7
Sword Art Online•Season 1•Episode 18

To the World Tree

6.7/10 · 1,091 votesNov 4, 201223 min

Ranked #24 of 25 in Season 1•−0.9 vs season avg

Discussion

Leafa is making enemies leaving her area and group to team up with Kirito. On their way to neutral Territory, they speak more of the rules and areas of the ALO.

Directed byTakayoshi Morimiya
Written byYukito Kizawa
Previous episodeE17 · Captive QueenNext episodeE19 · The Lugru Corridor
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Seasons4

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Season 1 Episodes25

The World of Swords stillE1 8.1

The World of Swords

Beater stillE2 7.7

Beater

The Red-Nosed Reindeer stillE3 7.9

The Red-Nosed Reindeer

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The Black Swordsman

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Murder in the Safe Zone

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Illusionary Avenger

The Temperature of the Heart stillE7 7.6

The Temperature of the Heart

The Sword Dance of Black and White stillE8 7.6

The Sword Dance of Black and White

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The Blue-Eyed Demon

Crimson Killing Intent stillE10 8.2

Crimson Killing Intent

The Girl of Morning Dew stillE11 7.2

The Girl of Morning Dew

Yui's Heart stillE12 7.7

Yui's Heart

Edge of Hell's Abyss stillE13 7.9

Edge of Hell's Abyss

The End of the World stillE14 8.9

The End of the World

Return stillE15 7.2

Return

Land of the Fairies stillE16 7.1

Land of the Fairies

Captive Queen stillE17 7.0

Captive Queen

To the World Tree stillE18 6.7Now viewing

To the World Tree

The Lugru Corridor stillE19 7.0

The Lugru Corridor

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Gilded Hero stillE24 7.6

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The World Seed stillE25 7.6

The World Seed

Cast10

Yoshitsugu Matsuoka

Yoshitsugu Matsuoka

Kirito (voice)

Haruka Tomatsu

Haruka Tomatsu

Asuna (voice)

Hiroaki Hirata

Hiroaki Hirata

Klein (voice)

Takehito Koyasu

Takehito Koyasu

Nobuyuki Sugou (voice)

Rina Hidaka

Rina Hidaka

Silica (voice)

Hiroki Yasumoto

Hiroki Yasumoto

Agil (voice)

Kanae Itou

Kanae Itou

Yui (voice)

Ayahi Takagaki

Ayahi Takagaki

Lisbeth (voice)

Ayana Taketatsu

Ayana Taketatsu

Leafa (voice)

Koichi Yamadera

Koichi Yamadera

Akihiko Kayaba (voice)

Crew3

Y

Yukito Kizawa

Writer

Tomohiko Ito

Tomohiko Ito

Storyboard Artist

T

Takayoshi Morimiya

Director

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Episode Summary

"To the World Tree" is episode 18 of Sword Art Online season 1. It scored 6.7/10 from 1,091 votes, ranking #24 of 25 episodes this season (season average 7.6). Directed by Takayoshi Morimiya and written by Yukito Kizawa, it aired on November 4, 2012.

Next: E19 · The Lugru CorridorBest of Season 1