Eon Duo (HBH)

Latias (Japanese: ラティアス Latias) and Latios (Japanese: ラティオス Latios) are twin / who befriended Magna prior to his arrival at the.

Battle Frontier
Latias is first seen with, where they transport Magna to the region's. Upon landing, Magna thanks the two for their help and waves goodbye.

After his conquest of the, Magna calls Latias and Latios down to help him investigate the Sceptile he took from there. With their help, Magna comes to the conclusion that the Sceptile is not a rental Pokémon and someone must have planted it in the Battle Factory. The conversation is interrupted by the appearance of and, forcing Latias and Latios to leave. After Magna conquers the, he meets with Latias, who appears disguised as a maid. Latias introduces herself to Manga's friend,, and tells him about Magna's ability to pacify Pokémon that have gone out of control. Latias assists Magna in finding more smuggled Pokémon and pacifying them before they go berserk and attack innocent people.

As Magna challenges the, the discover that one of their allies was attacked and several rental Pokémon were taken from the Battle Factory. Fearing that they may blame Magna after taking Sceptile from the Battle Factory, Todd heads to the Battle Pyramid to warn Magna. As he runs over, he bumps into Latias, who appears in the guise of a member of the press. Using her and Latios's Sight Sharing ability, Latias shows Todd a scene of Magna battling at the top of the Battle Pyramid from Latios's perspective. After Magna conquers the Battle Pyramid, he is confronted by the Frontier Brains, who ask him about the Sceptile he took. Magna explains that he isn't the one who stole the rental Pokémon, and that his mission at the Battle Frontier is to find the. The Frontier Brains find this reveal suspicious, but decide to trust Magna and follow him to, where Jirachi currently resides. Magna leads the Frontier Brains by sea with Latias and Latios helping him move over the water.

During Magna's challenge of the, Todd looks over the various photos he took of Magna. He shuffles the pictures, but accidentally cuts his finger in the process. After calling the front desk for some disinfectant, Latias appears, disguised as a nurse with a first aid kit. Latias reveals to Todd that Magna asked her to help investigate the armored man,. When Guile manages to capture Jirachi and attacks innocents with the stolen rental Pokémon, Latias takes Todd to go investigate and meets with Latios. They head to the, where they meet with , who begins revealing Guile Hideout's secrets. With their sight sharing, Latias and Latios relay this information to Magna, forcing Guile to reveal his true identity: 's leader,.

Guile uses Jirachi to create a gigantic fake made of seawater to flood the entire Battle Frontier. Latias and Latios assist during the battle by taking innocents to safety while Magna and the other holders battle Guile, while also using  to heal any minor damages that the people may have suffered. Latias also assists by using Hometown Soil from to free all the rental Pokémon from Guile's control. After Guile is defeated, Latias and Latios watch as Magna celebrates Guile's defeat with his new friends. Feeling that Magna now has true companions, Latias and Latios decide to return to their home on.

Personality and Characteristics
Latias is the younger sibling of the, but by no regards is any less mature than her older brother,. Like her older brother, Latias holds a strong bond and attachment towards Magna, who they affectionately nicknamed "Mag" (Japanese: マグ Magu). Despite Magna's initial claims of disliking Pokémon, Magna doesn't mind the company of Latias and Latios, and actually feels quite comfortable around them, asking for their assistance during times of need. Like her brother, Latias can speak through, but only people she chooses can hear her thoughts, such as Magna and, later,.

Unlike her brother, Latias has the ability possesses the ability to change her appearance by using her feathers to refract light. By using this ability, Latias can make herself look like a human, allowing her to blend in with her surroundings. By using their Sight Sharing, Latias and Latios can show an image of what they're viewing to anyone. According to Latias herself, she enjoys cosplaying as a human, finding the experience being "heart-warming".

Aside from her playful nature, Latias also possesses quite a sense of humor, using her many disguises for either to help others, or simply for her personal amusement. Latias's sense of humor can also be quite crude and mature, as Latias often teases her brother about with another human whilst under her human form, and further teases him, and herself, by wondering (sometimes aloud) the difference between breeding with a human, and a Pokémon.

Battle Frontier
Latios is first seen with, where they transport Magna to the region's. Upon landing, Magna thanks the two for their help and waves goodbye.

After his conquest of the, Magna calls Latios and Latias down to help him investigate the Sceptile he took from there. With their help, Magna comes to the conclusion that the Sceptile is not a rental Pokémon and someone must have planted it in the Battle Factory. The conversation is interrupted by the appearance of and, forcing Latios and Latias to leave.

As Magna challenges the, the discover that one of their allies was attacked and several rental Pokémon were taken from the Battle Factory. Fearing that they may blame Magna after taking Sceptile from the Battle Factory, heads to the Battle Pyramid to warn Magna. As he runs over, he bumps into Latias, who appears in the guise of a member of the press. Using her and Latios's Sight Sharing ability, Latias shows Todd a scene of Magna battling at the top of the Battle Pyramid from Latios's perspective. After Magna conquers the Battle Pyramid, he is confronted by the Frontier Brains, who ask him about the Sceptile he took. Magna explains that he isn't the one who stole the rental Pokémon, and that his mission at the Battle Frontier is to find the. The Frontier Brains find this reveal suspicious, but decide to trust Magna and follow him to, where Jirachi currently resides. Magna leads the Frontier Brains by sea with Latios and Latias helping him move over the water.

When attacks the Battle Frontier after capturing Jirachi, Magna is forced to leave his team at the  while he tries to confront Guile at the. There, Magna faces, who was put under Guile's mind control, but is eventually defeated despite having new Pokémon to use in battle. Latios arrives in time to deliver Magna's regular team, which have successfully obtained the. After Guile begins flooding the Battle Frontier with his fake, Latios and Latias assist during the battle by taking innocents to safety while Magna and the other holders battle Guile. Latios also assists by using Hometown Soil from to free all the rental Pokémon from Guile's control. After Guile is defeated, Latios and Latias watch as Magna celebrates Guile's defeat with his new friends. Feeling that Magna now has true companions, Latios and Latias decide to return to their home on.

Personality and Characteristics
Latios is the older sibling of the, while also being far more serious than his younger sister,. Like his younger sister, Latios has the ability to speak through, but only towards human that Latios trusts, such as Magna.

Despite their strong bond and connection, Latios and Latias sometimes bicker with each other, mostly due to Latios's rather over-protectiveness of his sister, becoming riled up about Latias's crude and mature jokes about with humans whilst under her human form (an ability that only Latias possesses), as Latias often teases Latios about it for her own personal amusement.