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Smile (artificial Devil Fruit)

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Parent: Queen (One Piece) Hop 3

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Smile (artificial Devil Fruit)
NameSmile
Alternate nameArtificial Devil Fruit
SeriesOne Piece
First appeared"Dressrosa" (manga chapter introduction of concept)
CreatorDonquixote Doflamingo (distribution), Caesar Clown (scientific production)
TypeArtificial Devil Fruit derivative
SourceSMILE factory productions via SAD/Gas
UsersSee section: Notable Users and Incidents

Smile (artificial Devil Fruit)

Smile is a mass-produced artificial variant of a Devil Fruit within the One Piece universe, engineered to grant animal-themed transformations. It matters because Smiles altered military balances, fueled the black market, and reshaped policy among World Government members, revolutionaries, and sovereign nations.

Overview

Smiles are synthetic fruits developed to mimic the effects of natural Devil Fruits while being producible at scale. Unlike canonical Devil Fruits, Smiles typically bestow partial or limited animal abilities and often carry unpredictable side effects. They played a central role in conflicts such as the Dressrosa incident and in the rise of organized paramilitary forces allied with criminal syndicates like the Donquixote Family and entities tied to the Underworld. The phenomenon raised ethical, legal, and geopolitical concerns for the World Government, Marines, and revolutionary movement led by Monkey D. Dragon.

Creation and Production

Smile production originated from experimental chemistry and bioengineering centered on the SAD liquid, a synthesized precursor discovered and refined by Caesar Clown. Production involved industrial facilities such as the SMILE factory on Tontatta Kingdom's periphery (operated secretly by the Donquixote Family and partners). The process combined knowledge from rogue scientists and alchemists, exploitation of Wano Country's peculiar resources, and logistical support from intermediaries in the Underworld. Distribution relied on criminal brokers, including Donquixote Doflamingo's network and local corrupt officials, enabling mass production despite hazardous side effects and frequent failures.

Types and Effects

Smiles provide varied animal-based traits; classified forms include types that confer enhanced senses, limb modification, or full transformations into hybrid states. Unlike true Devil Fruits like the Zoan class, Smiles often produce incomplete abilities: users may gain visible animal features (such as ears or tails) while lacking full functional power or suffering irreversible facial expressions manifesting as perpetual grins. Defective Smiles sometimes yield no benefit and instead render victims incapable of producing normal Devil Fruit transformations, an effect exploited as a weaponized constraint by manufacturers and brokers. Notable comparative examples in canon include natural Zoan users such as Tony Tony Chopper and artificial users like those created by the SMILE program.

Distribution and Trade (Underworld and Nation-Level)

Trade in Smiles straddled illicit Underworld channels and corrupt state apparatuses. Underworld figures leveraged Impel Down escapees and pirate networks to move shipments; criminal auctions and private contracts fueled demand from pirate crews, private militias, and merchant-militias of nations like Dressrosa. State-level complicity allowed Smiles to enter military supply chains, undercutting traditional defense equilibria and prompting emergency measures by the World Government and CP0 operatives. The black market pricing, secrecy, and the reliance on intermediaries such as the Donquixote Family exemplify how underground economies can distort national security and civic order.

Notable Users and Incidents

Smiles featured in major incidents: the arming of Donquixote Doflamingo's forces during the Dressrosa conflict, the creation of lawless controlled armies such as the Tontatta Tribe's coerced victims, and mass casualties among factory workers at SMILE production sites when failures occurred. Individual users ranged from low-level soldiers to pirate combatants; several notable antagonists were empowered via Smiles, influencing encounters with figures like Monkey D. Luffy and Roronoa Zoro. The discovery of Smile-related atrocities spurred investigative missions by the Straw Hat Pirates and alliances including Kin'emon and Trafalgar D. Law.

Impact on World and Politics

The emergence of Smiles altered diplomatic relationships, provoking sanctions and covert operations aimed at dismantling production. Nations confronted internal destabilization as armed groups upgraded via artificial powers, forcing the Marines to adapt rules of engagement and intelligence priorities. The World Government faced reputational damage and internal inquiry pressures, in part due to its inability to fully police Underworld commerce. Revolutionary elements exploited public outrage to delegitimize established regimes, while traditionalist factions invoked the need for order, stricter borders, and reinforced national institutions to resist criminal technological proliferation.

Reception and Legacy

Within the narrative and among characters, Smiles are widely viewed as an abomination against natural order and a tool of destabilization. Survivors, governments, and civil societies campaigned for abolition and reparations for victims. In-universe cultural memory treats Smiles as a cautionary episode linking scientific hubris, criminal entrepreneurship, and state failure. Their legacy endures in tightened enforcement by the World Government, ongoing efforts to eradicate remaining SMILE facilities, and continuing debate among scholars, strategists, and veteran commanders over balancing innovation, security, and moral responsibility in a turbulent world.

Category:Devil Fruits Category:One Piece technology