Sword Art Online

Sword Art Online (2012 – 2020)

2012 • 4 seasons • Animation, Sci-Fi & Fantasy • TV-MA

On August 9, 2026

#1607 ▼ 96

1607th by attention TV show online

34.6 Attention Score

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Overview Watch Cast Seasons (4) Episodes Ranked Similar Videos Images

photo from the episode

Episode 20 — The Sleeping Knights

Season 2 • Sword Art Online

Released: 2014-11-22 • Animation/Sci-Fi & Fantasy/Action & Adventure

68%

User score

Asuna is asked to help the guild “Sleeping Knights,” which has decided to disband soon due to the members’ circumstances. Before they do, they want to defeat a Floor Boss with only their party.

Where to Stream Episode 20

Season 2 · Episode 20 · Streaming in USA

JustWatch

Crunchyroll Amazon Channel

Episodes

Episode 1
The World of Guns
2014-07-05

Episode 2
Cold-Hearted Sniper
2014-07-12

Episode 3
Memories of Blood
2014-07-19

Episode 4
GGO (Gun Gale Online)
2014-07-26

Episode 5
Guns and Swords
2014-08-02

Episode 6
Showdown in the Wilderness
2014-08-09

Episode 7
Crimson Memories
2014-08-16

Episode 8
Bullet of Bullets
2014-08-23

Episode 9
Death Gun
2014-08-30

Episode 10
Death Chaser
2014-09-06

Episode 11
What It Means To Be Strong
2014-09-13

Episode 12
Bullet of a Phantom
2014-09-20

Episode 13
Phantom Bullet
2014-09-27

Episode 14
One Little Step
2014-10-04

Episode 15
The Queen of the Lake
2014-10-18

Episode 16
The King of the Giants
2014-10-25

Episode 17
Excalibur
2014-11-01

Episode 18
Forest House
2014-11-08

Episode 19
Zekken
2014-11-15

Episode 20
The Sleeping Knights
2014-11-22

Episode 21
The Monument of Swordsmen
2014-11-29

Episode 22
The End of the Journey
2014-12-06

Episode 23
The Dream Begins
2014-12-13

Episode 24
Mother's Rosario
2014-12-20

Information

Episode air date	22.11.2014
Episode runtime	24 min
Episode rating	6.80
Genres	Animation / Sci-Fi & Fantasy / Action & Adventure
TMDB series rating	8.2
IMDb series rating	7.5
Series status	Ended
Age rating	17+
Country	JP

Trailer of Season 2

Additional videos

Official Trailer

Official Trailer

▶

Season 2 Teaser

Season 2 Teaser

▶

English Dub Trailer

English Dub Trailer

▶

Cast

Yoshitsugu Matsuoka

Yoshitsugu Matsuoka
Kirito (voice)

Haruka Tomatsu
Asuna (voice)

Hiroaki Hirata
Klein (voice)

Ai Kayano
Alice Synthesis Thirty (voice)

Rina Hidaka
Silica (voice)

Hiroki Yasumoto

Hiroki Yasumoto
Agil (voice)

Isshin Chiba
Critter (voice

Kaori Maeda
Selka (voice)

Taku Yashiro
Iskahn (voice)

Yuhko Kaida
Dee Eye Ell (voice)

Junya Enoki
Lilpilin (voice)

Kanae Itou
Yui (voice)

Miyuki Sawashiro

Miyuki Sawashiro
Sinon (voice)

Ayahi Takagaki
Lisbeth (voice)

Ayana Taketatsu

Ayana Taketatsu
Leafa (voice)

Sanae Kobayashi

Sanae Kobayashi
Rinko Koujiro (voice)

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