Cardinal Crimson Promotion

Cardinal Crimson Promotion, also known as the True Crimson Dragon Emperor, is the upgraded form of the Scale Mail after Issei successfully unlock the "True Queen" form.

Summary
In Volume 8 of the light novels, one of the Four Great Satans, Ajuka Beelzebub, creator of the Evil Pieces system, remodels Issei's Pawn Evil Pieces after he learned that the original program written by him was overwritten by a different code, which he speculates to be the effects of the Juggernaut Drive, remodeling it to adapt to the power of the Red Dragon Emperor.

Debuting in Volume 10 of the light novels during Rias' Rating Game battle against Sairaorg Bael, Issei manages to change the view of the past possessors of the Boosted Gear along with Rias' help, allows Issei to access the Queen mode and unlock the Cardinal Crimson mode. In this form the color of the Scale Mail armor changes from red to crimson, and was given the name Cardinal Crimson Queen by Sairaorg.

In Volume 11, Issei renames the form into the Cardinal Crimson Promotion and creates a different chant for accessing this form.

Abilities
Cardinal Crimson Promotion incorporates all three Evil Pieces traits, making it the most balanced and most powerful form of Issei's Scale Mail. The Cardinal Crimson Promotion Issei's answer to a power different from the Juggernaut Drive after successfully overcoming the curse of the Juggernaut Drive, making it at least as powerful as the latter. This form, however, is still unstable and consumes too much energy rendering it uneffective for long battle. This form also requires mastering the three forms of Illegal Move Trident in order to stabilize its powers.


 * Star Sonic Booster: Used while in Cardinal Crimson Promotion. Grants the user godlike speed that far surpasses Welsh Sonic Boost Knight's.
 * Solid Impact Booster: Used while in Cardinal Crimson Promotion. Morphs one of Cardinal Crimson Promotion's fists into one of the Welsh Dragonic Rook's, allowing for an enhanced version of Solid Impact.
 * Fang Blast Booster: Used while in Cardinal Crimson Promotion, two cannons that are hidden in the wings are utilize to fire a powerful beam attack.
 * Crimson Blaster (クリムゾンブラスター Kurimuzon Burasutā): An enhanced version of Welsh Blaster Bishop's "Dragon Blaster". Issei can concentrate its attack to one point when targeting a single target.

Chants
When Issei first used Cardinal Crimson Promotion, he uses a modified version of the chant for Juggernaut Drive.


 * I, who is about to awaken
 * Am the Red Dragon Emperor who has discarded the principles of domination
 * I shall walk the road of righteousness by having infinite hopes and dreams
 * I shall become the King of Crimson Dragon
 * And I promise you all! I shall show you the future which shines in true crimson light!

Issei uses a different chant with some old wordings in Volume 11 during his battle with Shalba Beelzebub.

English=
 * I, who is about to awaken
 * Am the Red Dragon Emperor who holds the truth of the king up high
 * Holding the infinite hopes and unbreakable dreams and walking the path of righteousness
 * I will become an Emperor of Crimson Dragon
 * And I will lead you to the Path of Heaven, glowing in deep crimson light!

Kana=
 * 我、目覚めるは
 * 王の真理を天に掲げし赤龍帝なり
 * 無限の希望と不滅の夢を抱いて王道を往く
 * 我、紅き龍の帝王と成りて
 * 汝を真紅に光り輝く天道へ導こう

Romaji=
 * Ware, mezameru wa
 * Ō no shinri o ten ni kakageshi Sekiryūtei nari
 * Mugen no kibō to fumetsu no yume o daite ōdō o iku
 * Ware, akaki ryū no teiō to narite
 * Nanji o shinku ni hikarikagayaku tendō e michibikou

After which the Boosted Gear announces "Cardinal Crimson Full Drive!"

Trivia

 * Cardinal Crimson Promotion is modeled after the ZGMF-X10A Freedom Gundam from Mobile Suit Gundam SEED.