Dexio

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Dexio (Japanese: デクシオ Dexio) is one of Professor Sycamore's assistants, and often appears along with another assistant, Sina. He specializes in .
==In the core series games==
===Pokémon X and Y===
Dexio and Sina are first met by the player in where they discuss about and the type. Dexio then introduces himself as a Pokémon-voyage veteran who received his Pokédex from Professor Sycamore two years beforehand. In the gate to Lumiose City, Dexio tells the player about friendship and gives the player . After arriving at Lumiose City, Dexio tells the player to follow Sina to Professor Sycamore's lab.
Further on, he and Sina give the player the Coastal Kalos Pokédex at and the Mountain Dex in Coumarine City.
The duo are soon met again at the Kalos Power Plant, disguised as the defenders of Kalos. They arrive to stop Team Flare, but by the time they get there, the player has already driven the villains away. They thank the player for their help and offers their assistance before taking off. Dexio is met alongside Professor Sycamore when the player reaches Dendemille Town to discuss the legend of /. The player meets them again in their disguises in Lysandre Labs, where they ask if the player has seen a man as tall as a stretched-out that Team Flare has been searching for. There, they pretend that they have never met the player and warns them to be safe when fighting against Team Flare.
After Lysandre is defeated in the Team Flare Secret HQ, the masked Dexio and Sina thanks the player for their victory. Tierno reveals that he and Trevor teamed up with Dexio and Sina to free the Pokémon Team Flare tied to the stones on to power their ultimate weapon. When Tierno states their names, Sina denies their true identities. Dexio also reveals that he and Sina destroyed the machine Lysandre used to spy on peoples' Holo Casters.
After the player has become Champion, Dexio is seen with Sina in the parade Professor Sycamore made for the player and their friends.
===Pokémon Sun and Moon===
The first meets Dexio alongside Sina during their first visit to Heahea City. Upon discovering that the player has a Z-Ring, he/Sina battles the player. After the battle, Dexio gives the player a Zygarde Cube, and the two of them task the player with finding the Cells and Cores scattered across Alola.
The player later meets the duo in an Aether Foundation Laboratory on , where they explain how to use the Zygarde Core to create a Zygarde to add to their team.
After becoming the first of the Alola League, the player meets Dexio and Sina again at Ancient Poni Path. Dexio begins to mention Mega Evolution, and battles the player to demonstrate it, using his Mega Ring to Mega Evolve his . After defeating him, Dexio and Sina explain Key Stones and Mega Stones to the player, and give them a Key Stone of their own, suggesting that they attach it to the opposite end of their Z-Ring. Dexio also gives the player Alakazam's Mega Stone, Alakazite.
Dexio appears as a possible opponent and partner in the Battle Tree. In the Battle Tree, Dexio's selection of Pokémon is more balanced, with a focus on Pokémon exclusive to Pokémon Sun.
===Pokémon Ultra Sun and Ultra Moon===
The first meets Dexio alongside Sina during their first visit to Heahea City. Upon discovering that the player has a Z-Power Ring, he/Sina battles the player. After the battle, Dexio gives the player a Full Restore.
After becoming the first Champion of the Alola League, the player meets Dexio and Sina again at Poni Plains. Dexio begins to mention Mega Evolution, and battles the player to demonstrate it, using his Mega Ring to Mega Evolve his Alakazam. After defeating him, Dexio and Sina explain Key Stones and Mega Stones to the player, and give them a Key Stone of their own, suggesting that they attach it to the opposite end of their Z-Power Ring. Dexio also gives the player Alakazam's Mega Stone, Alakazite.
The player later meets the duo in an Aether Foundation Laboratory on Route 16 after capturing Zygarde at Resolution Cave. They explain that the Zygarde the player encountered is the 50% Forme of Zygarde and that they had found a 10% Forme Zygarde, which they give to the player. After defeating Dexio, they will explain about the Zygarde Cube and how to use it to combine a Zygarde from its 100 Cells and Cores.
Dexio also appears as a possible opponent and partner in the Battle Tree.
===Pokémon===
Dexio's Pokémon are kept in Ultra Balls.
====Pokémon Sun and Moon====
=====First possible battle=====
In Pokémon Sun, Dexio battles the player at Heahea City.
Winning this battle is not mandatory. The player will not black out and the story will progress either way.
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=====Second possible battle=====
In both Pokémon Sun and Pokémon Moon, Dexio battles the player at Ancient Poni Path.
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====Pokémon Ultra Sun and Ultra Moon====
=====First possible battle=====
In Pokémon Ultra Sun, Dexio battles the player at Heahea City.
Winning this battle is not mandatory. The player will not black out and the story will progress either way.
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=====Second possible battle=====
In both Pokémon Ultra Sun and Pokémon Ultra Moon, Dexio battles the player at Poni Plains.
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=====Third possible battle=====
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=====Gives away=====
After defeating Dexio in the Aether Foundation Lab on , he will give the player the 10% Forme he used in the battle in order to help the player gather the 100 Zygarde Cells they need to make a Zygarde.
====Battle Tree====
Dexio appears in the Battle Tree exclusively in and . He uses three of the Pokémon below in Single Battles, four in Double Battles, and two in Multi Battles.
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==In the spin-off games==
===Pokémon Masters EX===
Dexio, in his design, forms a sync pair with in Pokémon Masters EX. Dexio became a playable sync pair on November 17, 2024.
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==Gallery==
===Artwork===
 	 	 	
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===Sprites and models===
 	 	 	 	 	
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High-poly model from,	High-poly model from,	VS sprite from, 	VS sprite from, 	Overworld model from, 	Overworld model from,
==Quotes==
==In the manga==
===Pokémon Adventures===
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Dexio first appeared in Kangaskhan...Kangascan't. He and Sina were first seen being called by Professor Sycamore to make a copy of the footage of Vaniville Town's destruction so that Lysandre may study it. 
In What Does Charmander Do When It Dozes, Dexio and Sina were sent to find Professor Sycamore's missing Charmander, which had escaped from his lab. They found Charmander with and his friends. Mistaking the children for thieves, Dexio and Sina took Charmander, but were stopped by , who used his Roller Skates to take Charmander back. After Tierno explained that they were merely returning Charmander to its proper owner, Dexio and Sina excused themselves and left.
In Zygarde Appears, Dexio and Sina infiltrated Lysandre Café. There, they defeated a disguised and interrogated him for information on Team Flare's whereabouts. After getting what they wanted, Dexio and Sina reported to Professor Sycamore that Team Flare went into hiding at the Pokémon Village.
In Floette Returns, after Team Flare's defeat, Professor Sycamore had Dexio and Sina sent to Alola to investigate the that have been spotted around the region.
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In A Photoshoot and the Abandoned Thrifty Megamart, Dexio and Sina arrived on Ula'ula Island. In the five months that passed since they arrived in Alola, the duo managed to gather sixty percent of Zygarde's Cells. Later, they spotted using Search and decided to ask him to help find the remaining Cells.
In Confusion and Monsters from Another World, Dexio and Sina infiltrated the Aether House, where they met Sun and requested that he help them find Zygarde's Cells. While he was initially reluctant, Sun agreed after Dexio and Sina offered to pay him a large amount of money for each Cell he found. After receiving a Zygarde Cube to store the Cells in as well as a Mecha to keep in touch with Dexio and Sina, Sun set off.
In Darkness!! The Mysterious Claws of Necrozma!, Dexio and Sina introduced Samson Oak to the Reassembly Unit at the Aether Base on , which they planned to use to control Zygarde's forms. Later, Dexio, Sina, Samson, and Lillie set off to Mount Lanakila to investigate an Ultra Wormhole that appeared above the area. Before they could leave, a large swarm of Zygarde Cells and a Core converged into the Reassembly Unit and emerged as a Complete Forme Zygarde. Shortly afterward, Sun emerged from the wormhole and was rescued by Zygarde. Dexio and the others traveled to Mount Lanakila, where they found an injured Lunala and Lusamine. After Lillie helped free her mother from the she was fused with, Lusamine fainted. Sun tried getting Zygarde to take Lusamine to a hospital, only to notice that had arrived.
Sun and Samson stayed behind to battle Necrozma while Dexio and Sina took Lillie and Lusamine to a safer place. They tried taking an elevator to the base of the mountain, only for Dexio to be hit by a poison arrow fired by Plumeria, who had disguised herself as . In Regeneration!! The Power of the Sun and the Moon!, both Sina and Dexio's Pokémon were taken out, where it was then up to Lillie to stop Plumeria.
====Pokémon====
==Trivia==
* While Dexio has not appeared in the , James wore an outfit similar to his Generation VII outfit as a disguise while participating in the Manalo Conference. He also used a fake name based on Dexio's name: Jamesio (Japanese: デコジロウ Dekojirō).
==Names==
Language 	Name 	Origin
Japanese 	デクシオ Dexio 	From δεξιός dexiós (Greek for right)Toshinobu Matsumiya on Twitter (Japanese)
English, German, Spanish,French, Italian	Dexio 	Same as Japanese name
Korean 	덱시오 Dexio 	Transcription of his English name
Chinese () 	德克希歐 / 德克希欧 Dékèxī'ōu 	Transcription of his English name
Chinese () 	德克希歐 Dākhāakhēi'āu 	Mandarin-based transcription of his Japanese name
Russian 	Дексио Deksio 	Transcription of his English name
Vietnamese 	Dekushio 	Transcription of his Japanese name
==References==
==Related articles==
Category:X and Y characters
Category:Sun and Moon characters
Category:Ultra Sun and Ultra Moon characters
Category:Laboratory assistants
Category:Psychic-type Trainers
Category:Pokémon Adventures characters
Category:Characters with alter egos
Category:Trainers with Key Stones
Category:Multi Battle partners
Category:Trainers with Z-Rings
Category:Trainers with Legendary Pokémon
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