Like his normal form who had short black hair which is spiked upwards and a full fringe, Devil Jin gained demonic traits such as horns, tattoos, and demonic hands underneath both of his arms and has light golden eyes similar to Unknown's. But in the third game until his debut appearance, the color of his eyes are red when Jin's Devil Gene had activated after Jin was betrayed by his grandfather, Heihachi by shooting him in the head.
Devil Jin appears in his normal form's Tekken 3 ending where he bore tattoos on his forehead and its third eye appears similar to a red gem and his fringes from his hair become longer. Before knocking Heihachi through the ground. He finally sprouts black feathered wings on his back before flying away. His outfit was his human form's primary outfit in Tekken 3. In Heihachi's ending, the red gem on his forehead was not seen when Jin inhibits his devil transformation while unconscious.
Just like the previous game during both Kazuya and his normal form's ending, Devil Jin now shows some tattoos on his chest and both of his arms when Devil Kazuya attempts to regain the half of his Devil Gene before Kazuya manages to restrain himself from it. However, in his normal form's ending, the tattoos are showing both his chest and arms when Jin slowly transforms into him, gaining black feathered wings on his back. As he attempts the final blow to kill Heihachi, he was stopped by his mother's apparition, which leads him on a decision of sparing both of his predecessors before flying away. His outfit was still his normal form's primary outfit in Tekken 4, but without the top of his karate gi after being captured by the Tekken Forces.
Devil Jin debuts in the fifth game and it's updates as the playable character after Jin's Devil Gene went berserk after Jinpachi's release at Hon-Maru and being succumbed to its effects as well as Jin's form change during Devil Within mini-game. In both console opening and his ending, he has vampire fangs in each side of his teeth. But in the entire game, it does not have. He retains his appearance from his human form but with demonic traits.
Player 1 outfit: He is always shirtless but with tattoos in both forehead and chest but retains his devil tattoo on his left arm, same as his human form. He also gains horns and black feathered wings on his back. He only wears a pair of black pants with a red flame in the mid-thigh section, with a brown belt to his waist and a different pair of short boots (red on the right while black on the left.) He also wears a demonized red gauntlets with metallic studs and a diamond design with single spikes on both of his elbows. Underneath his demonized gauntlets, his arms are mostly demonic.
In his CGI cutscenes and his ending, he has chains from his waist, right arm, and left leg. But on his in-game appearance, it was not seen which the chains are to be purchased at the customized section. In Tekken 5: Dark Resurrection, the color of his pants are now sea green instead of black.
Player 2 outfit: His human form's primary outfit in Tekken 5, the main difference is that, the flames on his pants are white along with three small white flames on the left, and his right boot and his wings are also white but maintains the brown belt on his waist from his primary outfit as a contrast to his human form's main outfit who is wearing a karate belt and the same flame designs from his outfit. He also wears a demonized white spiral patterned gloves with a "wind" logo at the center of his demonized gauntlets.
In Tekken 5: Dark Resurrection, the color of the flame designs and his gauntlets are now blue as a contrast to his normal form's primary outfit which the flame designs and his gauntlets are now red.
Player 1 outfit: (See Tekken 5 Player 1 outfit) He finally regains the chains on both of his waist, right arm and left leg as part of his primary outfit instead of being as a customization. His gauntlets, however, gain two sharp spikes on each side and the diamond design becomes round making a contrast to his normal form's red spiked detachable gauntlets which is now bulkier than the previous one. The flame designs on his pants are identical to Jin's flame designs from his primary outfit in Tekken 6 as the latter's red flame design has an orange and yellow tint.
In his ending in Tekken 6, when his devil powers are absorbed by the Azazel's Orb, he reverts back into Jin and his clothes changed from his default outfit to his normal form's primary outfit. This also happens in Tekken Tag Tournament 2, when he and his human form teaming up, Jin can transform to his devil form and vice versa as well as changed clothing during transformation and in Violet's ending where Jin becomes desperate to stop Violet's creation and quickly transforms into him as a last resort to decapitated Super Combot DX's head with a Devil's Beam in exhaustion despite him himself along with Kazuya and Heihachi are blown by an explosive device in explosion by Violet.
Player 2 outfit: (See Tekken 5 Player 2 outfit)
- His customization consist of priest coats, trousers, demonic armor gear, and Devil Kazuya's body parts along with its beast parts.
Devil Jin appears in the fifth episode of the trailer after Jin was knocked down by M. Bison's Psycho Crusher as the glass shards become wings on his back which is gold in appearance and Jin's eyes became yellow.
He also appears as a semi-form change during Jin's Devil's Beam Super Art. His appearance was his normal form's primary outfit in Tekken 6. But gains horns, third eye, and black shadowed wings on his back rather than black feathered wings.
Devil Jin's skin appears to be pale as opposed to his normal form who is almost tan and his eyes are now golden yellow instead of red.
Player 1 outfit: (See Tekken 5 Player 1 outfit)
Player 2 outfit: For the first time since the previous games, Devil Jin wears a gray sleeveless shirt along with black jeans and shoes.
- In the prologue version in Tekken Tag Tournament 2 and the movie Tekken: Blood Vengeance, Devil Jin appears to have blue and black skin and his third eye becomes large but glowing red and his wings are now bird-metallic and the color of the wings are pale gold and blue. He now wears a black metal V-shaped tights with gold outlines and is combined with matching black metal boots with gold outlines. His red demonic gauntlets are now bulkier and the spikes on his elbows are large that resembles blunt knives, his eyes are glowing blue instead of glowing yellow and the horns are not seen due to Devil Kazuya ripped his horns off in the movie.
- Before he transforms into this humanoid devil form, Jin angrily transforms into a monstrous form after his father Kazuya in his devil form crushes Alisa into pieces and making Xiaoyu cry towards her incapacitated friend, as his primary outfit got shredded during this transformation but his red detachable gauntlets becomes large and thicker and has red horns before Devil Kazuya rips it during the fight. Jin's face becomes demonic in appearance and the tattoos on his chest are red and gains a beast-like lower body with red spikes like his father, Kazuya and for the first time, he gains a long devil tail on the back as the tip of his tail resembles a blunt knife which it later forms on his demonic gauntlets from his humanoid appearance and his black feathered wings are large with tip of his feathered wings are blue.
- His Swimsuit DLC like almost all the male characters except Wang, Lee, Ganryu, and Bob. He wears only a pair of fundoshi and matching wrestling boots and it can choose in three default colors. Unlike most human characters along with his human form who are barehanded while wearing this outfit. Devil Jin maintains his red demonic gauntlets and it was not removed, unlike the rest.
Player 1 outfit:
(See Tekken 5 Player 1 outfit )
In Tekken 7: Fated Retribution, Devil Jin wears a new main outfit which is a contrast to his human form's new main outfit and marks the first time Devil Jin wears an outfit since his Player 2 appearance in Tekken Tag Tournament 2.
He wears a light gray and white high-neck straitjacket with the sleeves shred below his arms and several white belts all over the upper body with white and gray straps to cover the upper arms, white and red pants with several white belts and a sash which hang loose on each side with a gray belt along with a matching cross belt on his waist, and white leg guards. He also maintains his different pair of short boots and his red demonic gauntlets from his previous primary outfit. He also gains a long chain on his neck which is hanging loose on his jacket.
This is the outfit after his human form was apprehended by the UN in his comatose state before he was possessed by his Devil Gene to break himself free and destroy the UN's chopper using the Hellfire Blast to escape.
The color of his new main outfit is gray, white and red making a contrast to his human form's new main outfit as the color of his outfit is black, gray and red.