Mr. 4
Mr. 4 is a Baroque Works officer agent partnered with Ms. Merry Christmas. He participates in the organization's operations in Alabasta including arrival at Spider's Cafe and involvement in the abduction of King Cobra. Mr. 4 is known for his large round body, slow movements, and combat role using his gun-dog Lassoo along with explosive projectiles launched via bat swings.
Appearance
Mr. 4 possesses a round body with mechanical features and a cannon-like mouth. He wears a large ruff collar and cross-patterned outfit during his arrival at Spider's Cafe. Additional attire includes a spotted mask, bowler hat, top hat marked with a cross, and striped shirt in various scenes.123
Mr. 4 maintains a large masked figure that steps forward in halls and appears sprawled on floors beside toppled vases. His clothing features an X-marked bib and patterned vest during confrontations.43
Personality
Mr. 4 displays a slow-witted nature through his deliberate speech and actions. He responds calmly with phrases like Hmmm during intense exchanges and remains mostly silent while his partner berates him.56
Mr. 4 expresses exhaustion through groans and complaints about physical discomfort after long trips. He laughs slowly with repeated Fo sounds in group settings and shows protective resolve toward his partner during fights.789
Abilities and powers
Mr. 4 wields a large bat to launch explosive baseballs that function as time-bombs difficult to throw back due to their weight. He directs his gun-dog Lassoo in coordinated attacks including Flame Star projectiles and dog-bazooka setups.10611
Mr. 4 performs aerial bat swings to produce smoke projectiles and executes moves such as the 4th Road Intersection attack while mounted on his mole-like partner. He controls pitches from the side and seizes openings in combat.1112
Mr. 4 is deemed inferior to Mr. 3 in combat ability according to assessments within the organization. He wields a large bat and fires his cannon during pursuits while directing Lassoo who ate the Inu Inu Fruit Model Dachshund.1314
Mr. 4 stands braced with dog-bazooka aimed upward and swings his bat to produce smoke projectiles. He rides the mole-like partner while charging and executes downward swings that generate dust clouds at impact.15
History
Early operations
Alabasta conflict
Relationships
Mr. 4 maintains a close operational partnership with Ms. Merry Christmas that involves shared travel and joint assignments. During their arrival at Spider's Cafe after an extended journey the pair complains about physical strain from the trip while Ms. Merry Christmas berates him for the discomfort. In vehicle interiors Ms. Merry Christmas reclines in a relaxed posture as the pair discusses the completion of their duties. She emphasizes that as long as their job is done nothing else matters even when addressing concerns about other agents.212223
Mr. 4 receives direct instructions and occasional complaints from other agents during coordinated efforts. A scarred man addresses him while complaining about being ordered to babysit after the king's abduction. At the eastern gates Ms. Merry Christmas urges him to handle the job of eliminating Vivi while Mr. 4 responds sluggishly to her commands. In pursuit scenarios voices call for him to fire on split groups and he growls in anger before ordering the chase after being warned that Vivi may be among them.242526
Mr. 4 appears alongside other Baroque Works agents in organizational depictions that highlight his place among the numbered officers and their partners. Portraits include him with Miss Merry Christmas next to figures such as Mr. 2 Bon Clay. During later events he is shown with facial stitches and a cigar while commenting on Chaka's willingness to die for others as the organization faces defeat.272829
Mr. 4 maintains an operational partnership with Miss Merry Christmas that involves shared travel in a cart and joint assignments at gates. The pair discusses the success of the king's abduction during their ride.17
Mr. 4 appears alongside other Baroque Works agents in organizational depictions that include portraits with Miss Merry Christmas. He is shown among the numbered officers after the organization's collapse when Marines secure the defeated agents.3031
Major battles
Southeastern gates confrontation
Mr. 4 fights together with his dog partner at the southeastern gates alongside Miss Merry Christmas. He attacks using explosive baseballs while Usopp and Chopper confront the pair in the ruined landscape.3233
Mr. 4 fights Usopp and Chopper at the southeastern gates alongside Ms. Merry Christmas. He steps on Usopp, swings his bat to send opponents flying, and analyzes tactical use of bomb timers during the exchange.5
Mr. 4 directs Lassoo during the fight and swings his bat while mounted on his mole-like partner. He leaps high in the air with arms spread and bat held ready before being defeated and left unconscious in the rubble.341531
Mr. 4 launches attacks with Lassoo and attempts follow-up strikes while mounted on his partner. He is blinded by smoke and swings blindly before the battle concludes with the agents defeated.1135