S02E12: Clash of the Twin Sky Dragons!
Issei battles Vali and discovers hidden depths to his power as the Twin Sky Dragons face off.
Previous Episode 
Season 1
I Got a Girlfriend!
S1E1 / 06 Jan 2012
I'm Done Being Human!
S1E2 / 13 Jan 2012
I Made a Friend!
S1E3 / 20 Jan 2012
I'm Saving My Friend!
S1E4 / 27 Jan 2012
I Will Defeat My Ex-girlfriend!
S1E5 / 03 Feb 2012
I Work as a Devil!
S1E6 / 10 Feb 2012
I Get a Familiar!
S1E7 / 17 Feb 2012
I Pick a Fight!
S1E8 / 24 Feb 2012
I've Begun My Training!
S1E9 / 02 Mar 2012
The Showdown Begins!
S1E10 / 09 Mar 2012
The Acclaimed Battle Continues!
S1E11 / 16 Mar 2012
I'm Here to Keep My Promise!
S1E12 / 23 Mar 2012
Season 2
Another Disquieting Premonition!
S2E1 / 07 Jul 2013
The Holy Sword Is Here!
S2E2 / 14 Jul 2013
I'll Destroy the Holy Sword!
S2E3 / 21 Jul 2013
A Strong Enemy Appeared!
S2E4 / 28 Jul 2013
Decisive Battle at Kuoh Academy!
S2E5 / 04 Aug 2013
Go! Occult Research Club!
S2E6 / 11 Aug 2013
Summer! Bathing Suits! I'm in Trouble!
S2E7 / 18 Aug 2013
Open House Begins!
S2E8 / 25 Aug 2013
I Have a Junior!
S2E9 / 01 Sep 2013
Various Three-way Deadlocks!
S2E10 / 08 Sep 2013
The Leaders' Summit Begins!
S2E11 / 15 Sep 2013
Clash of the Twin Sky Dragons!
S2E12 / 22 Sep 2013
Season 3
Summer Break! Off to the Underworld!
S3E1 / 04 Apr 2015
Young Devils Gather
S3E2 / 11 Apr 2015
Cat and Dragon
S3E3 / 18 Apr 2015
Interception, Commence!
S3E4 / 25 Apr 2015
The Last Day of Summer Break!
S3E5 / 02 May 2015
Second Trimester Has Started!
S3E6 / 09 May 2015
The Night Before Battle!
S3E7 / 16 May 2015
We Will Save Asia!
S3E8 / 23 May 2015
Dragon of Dragon
S3E9 / 30 May 2015
The Occult Club Disappears?!
S3E10 / 06 Jun 2015
I Will Fight!
S3E11 / 13 Jun 2015
Any Time, for All Time!
S3E12 / 20 Jun 2015
Season 4
Holiness Behind the Gym
S4E1 / 10 Apr 2018
That’s Right, Let’s Go to Kyoto
S4E2 / 17 Apr 2018
School Trip, an Abrupt Attack
S4E3 / 24 Apr 2018
The Party of Heroes
S4E4 / 01 May 2018
Showdown! Gremory Family vs. Hero Faction in Kyoto
S4E5 / 08 May 2018
My Potential Released!
S4E6 / 15 May 2018
The School Trip is in Pandemonium
S4E7 / 22 May 2018
We are Preparing for the School Festival!
S4E8 / 29 May 2018
A Girl's Heart is Complicated
S4E9 / 05 Jun 2018
The Deciding Battle of the Strongest Youth, Begins!
S4E10 / 12 Jun 2018
As a Family Member of Rias Gremory
S4E11 / 19 Jun 2018
Man Against Man
S4E12 / 26 Jun 2018
Lion Heart of the School Festival
S4E13 / 03 Jul 2018
Yuki Kaji
Issei Hyōdō (voice)
Yoko Hikasa
Rias Gremory (voice)
Azumi Asakura
Asia Argento (voice)
Shizuka Itoh
Akeno Himejima (voice)
Ayana Taketatsu
Koneko Tōjō (voice)
Fumihiko Tachiki
Sacred Gear/Ddraig
Saori Seto
Grayfia (voice)
