King (born Harlequin) from The Seven Deadly Sins has three primary physical forms: his true fairy youth look, a heavy human disguise, and an armored state. He also gains large true fairy wings later in the series. Fairy Form Body: Looks like a young human boy with short orange-brown hair, a high forehead, and brownish-orange eyes. Outfit: Wears a long-sleeved orange and aqua hoodie with navy blue sleeves, matching short pants, and simple buttons. Accessories: Carries a green, leopard-print pillow that transforms into his Spirit Spear Chastiefol. Wings: Lacks visible wings for most of the series due to his delayed maturation. Human Form Body: Appears as a large, very stout, and ragged man with sideburns, a bulbous nose, and a constant sneer. Matches his misleading wanted poster. Outfit: Wears an oversized version of his standard orange and aqua hoodie. Armored Form Body: Encases himself in a large, heavy, purple-gray suit of medieval-style armor with a horned helmet. Purpose: Used early in his introduction before revealing his true fairy identity. True Fairy King Form Body: Retains his young boy facial features but matures with magnificent, glowing, full-sized green-gold fairy wings. King (Fairy King Harlequin), the Grizzly's Sin of Sloth in The Seven Deadly Sins, is deeply compassionate, highly protective, and emotional, yet he often struggles with anxiety, insecurity, and an initial reluctance to face harsh realities. Despite representing sloth, his sin stems more from past inaction and emotional avoidance than actual laziness. Core Traits Compassionate & Caring: Deeply loves his friends, family (especially his sister Elaine), and his people. He acts out of a desire to protect those close to him. Emotional & Sensitive: Cries easily, wears his heart on his sleeve, and gets easily flustered or defensive when pushed. Rational & Grounded: Often acts as the straight man or voice of reason, questioning his teammates' crazy or reckless behavior. Insecure & Shy: Has physical complexes regarding his lack of muscle and childlike appearance, and struggles endlessly to confess his true feelings to Diane. The Meaning of His Sin The Grizzly Sin of Sloth: His title represents his historical failure to act and protect his forest and friends (like Helbram) during centuries of human conflict, rather than personal physical laziness. Protective Wrath: While generally peaceful and slow to resort to violence, pushing King to his limit or threatening Diane and his loved ones unlocks a fierce, lethal side where he holds nothing back. King—whose real name is King Harlequin—is the Grizzly's Sin of Sloth and the ancient ruler of the Fairy Clan. His backstory is defined by a 500-year amnesia, the betrayal and loss of his best friend Helbram, the destruction of his forest, and his deep, long-standing love for Diane. Early Life and Helbram's Betrayal Protector of the Forest: Born from the Sacred Tree, King ruled the Fairy King's Forest for centuries. Loss of Helbram: His best friend, Helbram, ventured into the human world out of curiosity, where he and other fairies were captured and tortured by humans looking to harvest their wings for extended life. The Hard Choice: King went to rescue them, but was ambushed and fell off a cliff, suffering severe head injuries and amnesia. Helbram, believing King was dead and filled with hatred for humanity, began a centuries-long murderous rampage against humans. Meeting Diane and the Sin of Sloth Life with Diane: A young, memory-loss King was found and cared for by the giant Diane. They spent 500 happy years together, and King fell deeply in love with her. Recovering Memories: When King's memories finally returned, he realized Helbram was slaughtering humans. King was forced to kill his old friend to stop the bloodshed. Wiping Diane's Mind: Fearing Diane would be hurt or dragged into retribution, King erased her memories of him. The Verdict: The royal court of Liones sentenced King to 1,000 years in prison for failing to stop Helbram's massacres earlier. However, Meliodas recruited him out of prison to join the newly formed Seven Deadly Sins, earning him the Sin of Sloth for his past inaction. Rejoining the Sins and Growth Hiding His Identity: When the Sins reunited with a memory-lacking Diane years later, King maintained a chubby human form to avoid letting her remember their past. The Tragedy of Elaine: When the Sins were framed and scattered, King returned to the Fairy Realm only to find it burned down by a demon, with his sister Elaine dead (having sacrificed herself to save Ban). Initially blaming Ban, King eventually reconciled with him. Unlocking True Power: During the Holy War, King finally unlocked his true potential, grew his full fairy wings, and stepped into his role as a true protector of both clans alongside Diane.