DELTARUNE Enemies & Bosses

Jevil is a Darkner in Deltarune . He is the former court jester of Card Kingdom 's King and the Shadow Crystal boss of Chapter 1 . Due to Jevil's sudden change of perspective, he was locked away on a hidden floor in Card Castle . Once defeated, the party earns the Jevilstail or Devilsknife , depending if they choose to ACT or FIGHT respectively.

Spamton NEO is Spamton 's alternate form and the Shadow Crystal boss of Chapter 2 of Deltarune . Spamton achieves this form after Kris inserts the LoadedDisk into an old machine found in the Basement of Queen's Mansion . Once defeated, Spamton transforms into the Dealmaker or PuppetScarf , depending if the party chose to ACT or FIGHT . On the Weird Route , Spamton NEO is the final boss of Chapter 2.

King is a Darkner , the father of Lancer , and one of Card Kingdom 's four kings . Following the Knight 's appearance, King usurped the throne from the other three kings and took it upon himself to protect the Eastern Fountain . He is the main antagonist and final boss of Chapter 1 of Deltarune .

Serial Number Q5U4EX7YY2E9N , shortened to Queen , is a Darkner who rules the Cyber World . She is the main antagonist and penultimate boss of Chapter 2 of Deltarune . At the end of Chapter 2, she uses her GIGA Queen mecha to fight the party 's Thrash Machine .

GIGA Queen is a powerful mecha Queen uses to fight the party as the final boss of Chapter 2 . On the Weird Route , Queen briefly pilots the mecha before stopping once Ralsei informs her of the Roaring . In this case, Spamton NEO takes the role as the final boss instead.

Berdly is a Lightner in Deltarune . He is the self-proclaimed "Number 1" student in Hometown 's school . Berdly is Kris and Noelle 's classmate, the latter of whom being his close friend who he describes as the "Number 2" student in Alphys 's class. He has a minor role in Chapter 1 , but gains relevance in Chapter 2 , where he is fought as a miniboss and is Queen 's ally. His fate varies depending on the player 's choices and route via Completion FILEs . In later Chapters , he returns to being a side Light World character, though with more focus.

Lancer is a Darkner child from Card Kingdom and one of the primary supporting characters of Deltarune . In Chapter 1 , he serves as a recurring miniboss and secondary antagonist, where he attempts to thwart the party , but ultimately becomes friends with them. In Chapter 2 , Lancer enters Kris 's inventory , which allows him to visit the Cyber World with the party and later TV World in Chapter 3 . Since Chapter 4 , he has remained purely in Castle Town .

Rouxls Kaard is a Darkner from the Card Kingdom and a recurring miniboss in Deltarune . He proclaims himself the "Duke of Puzzles" and is a servant of King in Chapter 1 . In Chapter 1, he challenges the party multiple times throughout Card Castle to complete his trivially easy puzzles, then forces the party to rematch against K. Round . In Chapter 2 , he enters the inventory and is taken to the Cyber World , where he attempts to work for Queen and challenges the party in Queen's Mansion as a mini boss. He reappears as a secondary antagonist in Chapter 3 , where he attempts to become Tenna 's second-in-command by forming a polycule with Lanino and Elnina , and fights the party as a miniboss a

The Roaring Knight is the main antagonist of Deltarune . It also serves as the final boss and Shadow Crystal boss of Chapter 3 . While it does not physically appear in Chapter 1 or Chapter 2 , King and Queen both align themselves with the Knight following its appearances in Card Kingdom and the Cyber World . In Chapter 3, it works with Tenna to divert the heroes. It appears throughout the Dark Sanctuaries in Chapter 4 . In Chapter 5 , it does not attempt to work with Flowery , only appearing in Flower Kingdom near the end of the Chapter . As demonstrated throughout its appearances, the Knight boasts tremendous power, and has the ability to create Dark Worlds via the Dark Fountains .

Tasque Manager is a Darkner from Chapter 2 of Deltarune . She is an enemy in Cyber World that is encountered in Queen's Mansion .

K. Round is the powered up form of C. Round and serves as a recurring miniboss in Chapter 1 . C. Round assumes this form when it is crowned. This occurs at the end of the Great Board , and later via Rouxls Kaard 's control crown at Card Castle .

Mauswheel is a Darkner from Chapter 2 of Deltarune . It is an enemy in the Cyber World that is encountered in Queen's Mansion . It is a stronger form of Maus .

Werewerewire is a Darkner enemy in the Cyber World that the party can encounter in Queen's Mansion . It is a stronger variant of Werewire .

Head Hathy is a Darkner enemy in Card Kingdom that is encountered in Card Castle during Chapter 1 of Deltarune . It is a stronger variant of Hathy with a blue color palette.

Jigsaw Joe is a blue Puzzle Master that wears a black beanie hat. He is a Darkner from Card Kingdom . He has baggy eyes and stubble under his mouth. In Chapter 1 , the party first encounters him in Field , next to Seam 's Shop. Starting in Chapter 2 , he hosts various battle challenges in Castle Town .

Ambyu-Lance is a Darkner enemy in the Cyber World that is first encountered in Cyber City . Sparing four of them recruits them to Castle Town . They are based on antivirus programs.

Maus (plural Maice ) is a Darkner enemy in the Cyber World that is encountered in Cyber City and Queen's Mansion . They are computer mouse Darkners that are often provoked to attack when Kris interacts with cheese.

Poppup is a Darkner enemy in the Cyber World that is first encountered in Cyber City . They act similar to pop-up advertisements, hence their name, popping out of seemingly uninhabited places and then becoming more powerful as the party pays attention to them.

Ponman (plural Ponmen ) is a Darkner enemy in Card Kingdom that appears at the Great Board . They are based on pawns from chess. They resemble the Dark Ponman hazards that appear in Forest and Card Castle .

Clover is a Darkner enemy from Deltarune . She is encountered in Card Kingdom 's Forest . She represents the clubs suit. In Chapter 1 , she is celebrating her birthday. In Chapter 2 , she can be fought in Castle Town 's Party Dojo .

Balthizard is a Darkner enemy found in the Dark Sanctuaries . It is first encountered in a hall full of stained glass windows, where it swings from the ceiling to attack the party .