History Characters / HighSchoolDxDIsseiPeerage

* SweaterGirl: Starts wearing a sweater over her school uniform after becoming Student Council president.

* SweaterGirl: After transferring to Kuoh Academy in Volume 10, she wears a sweater.

* AccentSlipUp: She usually speaks in {{Keigo}}, but slips into a country accent when she's talking to her grandmother or embarrassed.

* PronouncingMyNameForYou: In the dub, Issei's father pronounces it the way one says it when speaking of the country (AY-sha), while she corrects him in that it's AH-zyah.

* ContraltoOfDanger: Her normal voice, provided by both Creator/RisaTaneda in Japanese and Creator/LaurenLanda in English, is made more evident when she practiced "how to be a normal teenage girl"
--> '''Xenovia:''' ''(Voice several pitches higher than her usual coarse-and-masculine contralto)'' Let's get along, 'kay, Issei-kun!\\
'''Issei:''' That cutesey voice does ''not'' suit you!\\
'''Xenovia:''' ''(Switches straight back to her normal-unfeminine voice)'' I know, I tried to copy Irina, and it was ''so'' difficult.

* TheFarmerAndTheViper: Asia learns the hard way that being nice to Diodora, an ObviouslyEvil devil who has turned other catholic nuns into heretics, isn't going to change his heart.

* BodyguardingABadass: There should have been no reason why Odin needed her at all [[BadassInCharge considering what he can do.]]

* ChristmasCake: Constantly teased by Odin about this, even though she's just about as old as the rest of the Club.

* NoPronunciationGuide: Her name is pronounced ross-vais-sah (rhymes with boss buys dah), in keeping with her Norse mythological origins.

* HairOfGoldHeartOfGold: Fits the trope to a T. Sweet, innocent, pure-hearted, and a faithful Catholic.

* TookALevelInBadass: [[spoiler: In Volume 2 of ''LightNovel/ShinHighSchoolDXD'', she fought against Crom Cruach alongside Fafnir in the Rating Game against Rias' team with Crom Cruach unable to break her Balance Breaker; by the end of the fight Crom Cruach broke one of his arms against Fafnir and Asia even used [[PlayingWithFire fire magic]] and [[BlowYouAway wind magic]] offensively against Crom Cruach despite her kind nature before he retired her.]]

* FanserviceModel: [[spoiler:As of Volume 2 of ''LightNovel/ShinHighSchoolDXD'', she's featured on a Gremory-owned show as an underwear model alongside Asia and Irina.]]

* WalkingSpoiler: As she debuts in ''LightNovel/ShinHighSchoolDXD'', her existence spoils not only the fact that there is a {{Sequel}}, but also that Issei has become a High-Class Devil and amassed a Peerage of his own with her as his Queen.

* OneHeadTaller: Along with Rias, Rossweisse is taller than Issei via standing at 173 cm/5'8[=''=] tall, while he's 170 cm/5'7[=''=] tall.

* AsskickingLeadsToAuthority: She is a badass swordswoman who eventually becomes the Student Council President, [[spoiler: leader of her own peerage, and a headmistress of her own school]].

* MegaTwintails: Her hair is tied into huge twin tails with large, drill-like curls. Oh, and her daughter has [[SerialEscalation four]].

* ACupAngst: In the anime, when engaged in a LoverTugOfWar with Rias over Issei, [[BuxomIsBetter she admits that she might lose based on the size of her chest]].

* PronouncingMyNameForYou: In the dub, Issei's father pronounces it the way one says it in the English manner (AY-sha), while she corrects him in that it's AH-zyah.

* NoPronunciationGuide: In the dub, Issei's father pronounces it the way one says it in the English manner (AY-sha), while she corrects him in that it's AH-zyah.

* AsskickingEqualsAuthority: She is a badass swordswoman who eventually becomes the Student Council President, [[spoiler: leader of her own peerage, and a headmistress of her own school]].

* BeAsUnhelpfulAsPossible: When the girls catch her and Issei in a compromising position, Xenovia only digs Issei deeper into the hole by casually continuing her requests to make children. She later realized that she was asking too much of him at the time... [[ComicallyMissingThePoint and gave Issei condoms]] ''in the middle of class'' so they could "practice".

* {{Cloudcuckoolander}}: Lacks a lot of common sense, due to living most of her life sheltered in the Church like Asia.

* DefrostingIceQueen: During her time as an exorcist, her initial indifference towards Asia, herself an exiled follower of God, causes Issei to ''snap'' when she [[ShootTheDog attempts to kill Asia]]. Fortunately, she realizes the error of her ways and becomes [[CoolBigSis an older]] [[BigSisterInstinct sister surrogate]] to Asia after the latter [[EasilyForgiven forgives her]] at the end of Volume 3.

* GorgeousGaijin: Is an attractive Italian compared to the (still attractive) Japanese Irinia, making her the second Italian of Rias' peerage alongside Asia. Unlike the blond Asia though, Xenovia's blue hair isn't exactly what girls from her region are known for.

* WhiteMaskOfDoom: What she usually wears as she is a grim reaper.

* HeroesPreferSwords: She uses the sword Durandal as her WeaponOfChoice.

* DarwinistDesire: Her initial attempts to seduce Issei were due to how powergul her children would be when sired with a host of the Red Dragon Emperor.

** YMMV Although given the ManipulativeBastard Nature of Odin this might have been planned.

'''Voiced by:''' Asuka Nishi (Japanese) and Creator/BrittneyKarbowski (English)

* ArmorPiercingSlap: Delivers an awesome one towards Diodora when he insulted Issei.

* JerkWithAHeartOfGold: Xenovia can be a stoic jerk, but she has a compassionate personality. She drops the "Jerk" part of her character after she's banished from the church toward the end of Vooume 3.

--> '''Bennia:''' "You’ll die. Anyone who sees my sight will all die."