Lucas コウキKouki
Lucas's model
No.	145
English voice actor	Griffin Puatu[1]
Japanese voice actor	Shun Horie
Description	This Trainer is fromSandgem Town in theSinnohregion. With a kind soul and strong sense of justice, he's also anassistant toProfessor Rowan, the authority onPokémon Evolution.

Lucas (Japanese:コウキKouki) is aPokémon Trainer inPokémon Masters EX, based on thecharacter of the same name in thecore seriesgames. He forms async pair withDialga. The sync pair can be obtained through a limited Poké Fairsync pair scout, and was first available on January 13, 2022. The pair's potential can be upgraded to6★ EX, which unlocks Lucas's EX style.

Lucas also forms a sync pair with hisFlareon. This pair could be obtained through a limited variety sync pair scout and was first available on November 21, 2022. This pair could be raised to6★ EX beginning on March 29, 2023, though this pair lacks an EX style.

Lucas also forms a sync pair withTorterra. This pair can be obtained through a mix sync pair scout beginning on January 1, 2025. This pair can be raised to6★ EX since it first released, though this pair lacks an EX style.

In the games

This section is incomplete. Please feel free to edit this section to add missing information and complete it. Reason: History & Role in Pokémon Masters EX

History

Lucas has experienced similar events to hiscore series counterpart as the NPC character. He grew up inSandgem Town and later becameProfessor Rowan'sassistant. While on hisjourney, Lucas became friends withDawn,^[2] and caught anInfernape, a Torterra, and aEevee. Lucas's Eevee would later evolved into a Flareon because it admired Lucas's Infernape.^[3]

Dialga

			Type			Dragon
			Move type			Dragon
			Role			Tech
			EX Role			Support
			Base Potential			★★★★★☆EX
Dialga		Weakness			Fighting
A Pokémon spoken of in legend. It is said that time began moving when Dialga was born.
Stats		HP	Attack	Defense	Sp. Atk	Sp. Def	Speed
Lv. 140, Base Potential		671	297	168	336	168	270
Lv. 140, Max Potential		831	337	248	376	248	310
Mega Dialga
Lv. 140, Base Potential		—	—	—	—	—	—
Lv. 140, Max Potential		—	—	—	—	—	—

Availability

Lucas is exclusive to Poké Fair scouts. His offering rate was increased in the followingsync pair scouts:

He was also available in the following sync pair scouts:

Moves

Name	Type	Category	Move gauge	BasePower	MaxPower	Accuracy	Target	Description
Roar of Time	Dragon	Special	4	178	213	90%	An opponent	No additional effect.
Dragon Wish	None	Status	2 (2 uses)	—	—	—	Entire field	Changes a zone to a Dragon Zone. (A Dragon Zone powers up Dragon-type attacks.)
X Speed +	None	Status	0 (2 uses)	—	—	—	Self	Raises the user's Speed rate by three stat ranks.
It's Our Time!	None	Status	0 (1 use)	—	—	—	Self	Raises the user's Sp. Atk by two stat ranks. Raises the user's accuracy by one stat rank. Raises the user's critical-hit rate by three stat ranks.
Sync moves
IlluminatingRoar of Time	Dragon	Special	—	200	240	—	An opponent	This move's power increases when the zone is Dragon Zone. (6★ EX effect: Sync move power will be multiplied by 1.5.) (EX role effect: The sync buff is doubled the first time a sync move is used.)

Skills

Name	Description
Passive Skills
Grand Entry 4	Raises the user's Sp. Atk by four stat ranks when it enters a battle.
Commanded Freebie 9	Applies the Free Move Next effect to the user when its Trainer uses a move.
Adrenaline 1	Reduces the sync move countdown by one the first time the user's sync move is used each battle.
Superawakened Passive Skill
Shiny Adamant	Reduces the user's sync move countdown by one when it uses Dragon Wish. Increases the user's Special Moves ↑ Next effect by one rank when its Trainer uses a move.
Theme Skills
Dragon Tech	Raises allies' Attack and Sp. Atk by 24 when using Dragon-type attacks. Raises the maximum HP of all allied sync pairs by 24.
Sinnoh Tech	Raises the Attack and Sp. Atk of all allied sync pairs by 4. Raises the maximum HP of all allied sync pairs by 7.
Main Character Tech	Raises the Attack and Sp. Atk of all allied sync pairs by 4. Raises the maximum HP of all allied sync pairs by 7.
Scarf Tech	Raises the Attack and Sp. Atk of all allied sync pairs by 5. Raises the maximum HP of all allied sync pairs by 8.
Knowledgeable Tech	Raises the Attack and Sp. Atk of all allied sync pairs by 5. Raises the maximum HP of all allied sync pairs by 8.
Expedition Skills
Soothing ↑ 1 per Sinnoh theme	Raises the following discovery level by the number of sync pairs that share the Sinnoh theme: •Soothing Crystal

Sync grid

Lucas & Dialga'ssync grid is an expanded grid, made available since the sync pair was first released. It was further expanded on January 16, 2024.

Flareon

			Type			Fire
			Move type			Fire
			Role			Tech
			EX Role			Support
			Base Potential			★★★★★☆EX
Flareon♂		Weakness			Rock
If it inhales deeply, that's a sign it's about to attack. Prepare to be hit by flames of over 3,000 degrees Fahrenheit!
Stats		HP	Attack	Defense	Sp. Atk	Sp. Def	Speed
Lv. 140, Base Potential		633	317	166	346	180	285
Lv. 140, Max Potential		733	357	206	386	220	325
Mega Flareon
Lv. 140, Base Potential		—	—	—	—	—	—
Lv. 140, Max Potential		—	—	—	—	—	—

Availability

Lucas & Flareon are exclusive to variety scouts. Their offering rate was increased in the followingsync pair scouts:

They were also available in the following sync pair scouts:

Moves

Name	Type	Category	Move gauge	BasePower	MaxPower	Accuracy	Target	Description
Ember	Fire	Special	1	17	20	100%	An opponent	Has a chance (10%) of leaving the target burned.
Will-O-Wisp	Fire	Status	2	—	—	90%	An opponent	Leaves the target burned.
Heat Wave	Fire	Special	3	109	130	90%	All opponents	Has a chance (10%) of leaving the target burned.
Let Me Teach You!	None	Status	0 (2 uses)	—	—	—	All allies	Raises the user's critical-hit rate by one stat rank. Raises the Sp. Atk of all allied sync pairs by two stat ranks.
Sync moves
Red-Hot Research Fire Beam	Fire	Special	—	200	240	—	An opponent	This attack's power increases when the target is burned. (6★ EX effect: Sync move power will be multiplied by 1.5.) (EX role effect: The sync buff is doubled the first time a sync move is used.)

Skills

Name	Description
Passive Skills
Solarize	Makes the weather sunny after using the user's sync move.
Team Solar Immunity	When the weather is sunny, status conditions cannot be inflicted on any allied sync pairs and prevents all allies from flinching, becoming confused, or becoming trapped.
Blunting Strike 9	Lowers the target's Attack by one stat rank when the user's Pokémon uses a move targeting that opponent. Lowers the target's Attack by one stat rank after using the user's sync move targeting that opponent.
Exclusive Lucky Skills
1st S-Move: Team Fire Rebuff ↓ 1	Lowers the Fire Type Rebuff of all opposing sync pairs by one rank the first time the user's sync move is used each battle.
Theme Skills
Fire Tech	Raises allies' Attack and Sp. Atk by 24 when using Fire-type attacks. Raises the maximum HP of all allied sync pairs by 24.
Sinnoh Tech	Raises the Attack and Sp. Atk of all allied sync pairs by 4. Raises the maximum HP of all allied sync pairs by 7.
Main Character Tech	Raises the Attack and Sp. Atk of all allied sync pairs by 4. Raises the maximum HP of all allied sync pairs by 7.
Scarf Tech	Raises the Attack and Sp. Atk of all allied sync pairs by 5. Raises the maximum HP of all allied sync pairs by 8.
Knowledgeable Tech	Raises the Attack and Sp. Atk of all allied sync pairs by 5. Raises the maximum HP of all allied sync pairs by 8.
Expedition Skills
Soothing ↑ 2	Raises the following discovery level by 2: •Soothing Crystal

Sync grid

Lucas & Flareon's sync grid is an expanded grid, made available when the pair first released.

Torterra

			Type			Ground
			Move type			Ground
			Role			Field
			EX Role			Sprint
			Base Potential			★★★★★☆EX
Torterra♂		Weakness			Ice
Ancient people imagined that beneath the ground, a gigantic Torterra dwelled.
Stats		HP	Attack	Defense	Sp. Atk	Sp. Def	Speed
Lv. 140, Base Potential		665	448	185	200	173	226
Lv. 140, Max Potential		825	508	225	260	213	306
Mega Torterra
Lv. 140, Base Potential		—	—	—	—	—	—
Lv. 140, Max Potential		—	—	—	—	—	—

Availability

Lucas & Torterra are exclusive to mix scouts. Their offering rate was increased in the followingsync pair scouts:

He was also available in the following sync pair scouts:

Moves

Name	Type	Category	Move gauge	BasePower	MaxPower	Accuracy	Target	Description
Earthquake	Ground	Physical	3	100	120	100%	All opponents	No additional effect.
Ground Wish	None	Status	2 (2 uses)	—	—	—	Entire field	Turns the field of play's zone into a Ground Zone. (A Ground Zone powers up Ground-type attacks.)
Ground-SplittingHeadlong Rush	Ground	Physical	4 (2 uses)	400	480	—	An opponent	Activation Condition: When the field of play's zone turns into a Ground Zone. Deactivation Condition: When the field of play's zone is no longer a Ground Zone. Never misses. Lowers the target's Defense by four stat ranks. Applies the Supereffective ↑ Next effect to the user.
Help Me Out!	None	Status	0 (1 use)	—	—	—	An ally	Applies the Move Gauge Acceleration effect to the allied field of play. Raises an ally's Attack by four stat ranks. Raises an ally's critical-hit rate by three stat ranks.
Sync moves
Unshakable Determination Ground Impact	Ground	Physical	—	250	300	—	An opponent	(6★ EX effect: Implements the following field effect just before the user's sync move is used the first time each battle. Extends the field effect duration only that time. • Ground Zone) (EX role effect: The first time the user's sync move is used each battle, the sync move countdown is reduced by three.)

Skills

Name	Description
Passive Skills
Large Body of Scenery	Reduces the user's sync move countdown by one when it uses Ground Wish. Increases the user's Physical Moves ↑ Next effect by two ranks when it uses Ground Wish.
Unparalleled Power	Powers up the user's Earthquake. Lowers the target's Attack by one stat rank when the user's Earthquake is successful.
Ground Zone Hit: Free Move Next 9	Applies the Free Move Next effect to the user when its attack move is successful while the zone is a Ground Zone.
Theme Skills
Ground Field	Raises the maximum HP of all allied sync pairs by 24. Raises the Speed of all allied sync pairs by 24.
Sinnoh Field	Raises the maximum HP of all allied sync pairs by 7. Raises the Speed of all allied sync pairs by 7.
Main Character Field	Raises the maximum HP of all allied sync pairs by 7. Raises the Speed of all allied sync pairs by 7.
Scarf Field	Raises the maximum HP of all allied sync pairs by 8. Raises the Speed of all allied sync pairs by 8.
Knowledgeable Field	Raises the maximum HP of all allied sync pairs by 8. Raises the Speed of all allied sync pairs by 8.
Expedition Skills
Soothing ↑ 2	Raises the following discovery level by 2: •Soothing Crystal

Sync grid

Lucas & Torterra's sync grid is an expanded grid, made available when the sync pair was first released.

Other Pokémon

On hand

Before forming a sync pair with Dialga, Lucas's partner Pokémon was hisInfernape.

Infernape

Appearances

Battle appearances

Lucas & Dialga can be battled against in:

• Battle Rally (Area 1–9)
• Story event:Threads of Strength (as a side foe; August 30 to October 3, 2022)
• Solo event:Special Day with the Guys (March 14 to 31, 2023)
• Story event:Together in an Unknown Land (September 29 to October 16, 2023; April 5 to 23, 2025)

Lucas has also been shown to pair alongside the following Pokémon and can be battled against in:

• Kabutops
  • Extreme battle event:Training with Dawn and Lucas! (May 31 to June 17, 2023)
• Clefable
  • Story event:Pecharunt Strikes Back (as a side foe; December 27, 2025 to February 5, 2026)

Story appearances

Lucas appears in his normal outfit in the following story areas:

• Villain Arc:Sinnoh: Dreaming in Darkness
• Arceus Arc:
  • Prelude: Mysterious Stones Chapter:The Echo of a Deity's Voice
  • Chapter 6:Fixation on the Creator
• Story events:
  • Threads of Strength
  • Travelers from a Distant Past
  • Together in an Unknown Land
  • Veevee on Pasio!
  • Pecharunt Strikes Back
• Eevee Day Celebration!: Eevee Tales
• Solo event:Special Day with the Guys
• Sync pair story: A Day withSygna Suit Dawn

Sync pair stories

Lucas & Dialga

• A Day with Lucas

Quotes

Main article:Lucas (game)/Quotes → Pokémon Masters EX

Gallery

6★ model (Normal colors)	VS model (Normal colors)	6★ model (EX colors)	VS model (EX colors)	Lucas's sync move mindscape (Pokémon League)
Trainer emote Nice!	Trainer emote Watch out!	Trainer emote Let's do this!	Trainer emote Thanks!	Dreams of the Void artwork byAKIRA EGAWA[4]
Medal 1★ Dreams of the Void	Medal 2★ Dreams of the Void	Medal 3★ Dreams of the Void	Medal Stirring Spirit
Fifth anniversary artwork by Takahashi Jun[5]				Artwork of the Sinnoh chapter of theVillain Arc

Trivia

• Lucas is based on the NPC character from theSinnoh-based games, as his character description mentions how he isProfessor Rowan'sassistant fromSandgem Town.
• Lucas'sPokémon Evolutions counterpart is depicted with anInfernape. Infernape is also Lucas's signature Pokémon if the player choosesPiplup as their first partner Pokémon inPokémon Brilliant Diamond and Shining Pearl.

Origin

Lucas's design is based on his appearance inPokémon Diamond and Pearl. Dialga is aLegendary Pokémon that can be caught during the climax of Pokémon Diamond atSpear Pillar. In addition,Lucas's Pokémon Adventures counterpart teamed up withDialga in themanga. Dialga'sDex entry comes from Pokémon Pearl.

Lucas's Flareon may be based on theEevee that can be obtained fromBebe atHearthome City. AsProfessor Rowan'sassistant, Lucas uses a Flareon on his team when battling him inSandgem Town after entering theHall of Fame 10 times if the player choosesChimchar as theirfirst partner Pokémon inPokémon Brilliant Diamond and Shining Pearl. Flareon's Dex entry comes fromPokémon Ultra Sun.

Torterra is the fully evolved form ofTurtwig, one of the first partner Pokémon ofSinnoh in thecore series games. As Professor Rowan's assistant, Torterra is Lucas's signature Pokémon if the player chooses Chimchar as their first partner Pokémon inPokémon Brilliant Diamond and Shining Pearl. In addition, Lucas'sPokémon Adventures counterpart is depicted with aTorterra. Torterra's Dex entry comes fromPokémon HeartGold and SoulSilver.

In other languages

References

Related articles

This game character article is part ofProject CharacterDex, aBulbapedia project that aims to write comprehensive articles on each character found in thePokémon games.

• Masters EX characters
• Articles needing more information
• Game characters
• Trainers with Legendary Pokémon
• Masters EX characters with an EX style
• Laboratory assistants