Samukai's Background :
Lego Samukai Minifigure is a prominent antagonist in the animated series "Ninjago." Lego Samukai Minifigure consists of white, black, and red colors. While more commonly known as the Skulkin Leader, of the Skeleton Army. Samukai's distinctive skeletal appearance, embodies darkness, while constantly seeking to gain power over Ninjago. Hence Samukai's objective is to acquire the legendary Golden Weapons, which would grant him strength to betray Garmadon. The Four Golden Weapons, when brought together, possess immense power far too great for ninjas Kai, Jay, Zane and Cole to even stop.
Samukai's Skelton Army :
Samukai has a complex relationship with his Generals Kruncha and Nuckal. Further Samukai scolds both Skelton Generals for their failed attempts to obtain the Golden Weapons. In addition, Samukai's Skelton Army consists of Krazi, Chopov, Frakjaw, Bonezai, and General Wyplash.
Samukai Fights Garmadon :
Samukai's relationship with Lord Garmadon is volatile, with a struggle for power of the Underworld and the Skeleton Army. Garmadon is banished to the Underworld, he defeats Samukai in a duel. Samukai, the Leader, of the Skelton Army is forced to serve Garmadon's and obeyed orders to hunt for the Golden Weapons. However, Garmadon is well aware of Samukai's manipulation to betray him. Garmadon knew the Golden Weapons were too much for the Samukai to handle at once. Then, a swirling vortex of energy tore Samukai apart, which created the portal Garmadon needed. 
Samukai Against the Ninjas :
Samukai clashed with the ninja in the pilot episodes, leading the Skeleton Army's search for the Golden Weapons. Further Samukai views the ninja as obstacles who interfere with his plans to find the Golden Weapons. Notably, Samukai's first encounter is a one-on-one fight with Kai. Nevertheless Samukai proves he is superior by defeating Kai, before Sensei Wu intervenes. At the Blacksmith Shop, Samukai throws his daggers at the water tower to distract Sensei Wu, allowing him to kidnap Nya.