As the ruler of Unikingdom, Princess Unikitty has various misadventures in her land with her brother Prince Puppycorn, scientist Dr. Fox, bodyguard Hawkodile, and advisor Richard.

aimed to recreate the main characters in Lego form, including Unikitty, Puppycorn, Dr. Fox, Hawkodile and Richard.

The construction toy range was based on the TV series and developed in collaboration with Warner Bros. Consumer Products.

The construction sets were designed to recreate the story and characters of the TV series in Lego form.

"[7] The initial concept for the theme originated in a rough sketch created by Ed Skudder, Lynn V Wang and Aaron Horvath in January 2019.

[19] The seven Lego sets[20][21] released included Dr. Fox Magnifying Machine,[21][b] Unikitty Cloud Car,[21] Prince Puppycorn Trike,[21] Party Time,[21] Dr. Fox Laboratory,[21] Unikingdom Creative Brick Box[21] and Unikingdom Fairground Fun.

[21][24] In addition, two polypag sets released as a promotions were Unikitty Roller Coaster Wagon[c][25] and Castle Room.

[21][26][27] Each of the sets featured seven core characters, named Princess Unikitty,[3] Prince Puppycorn,[3] Dr. Fox,[3] Hawkodile,[3] Richard,[3] Master Frown[3] and Brock.

blind bags series 1 - Complete was released on 1 August 2018 and included 12 characters based on the Unikitty!

The premiere date was January 1, 2018 and the show's executive producers were Phil Lord, Christopher Miller, Dan Lin, Roy Lee, Jill Wilfert and Sam Register.

[51][52][53][54][55] The series aired a Halloween special/sneak peek entitled "Spoooooky Game" on October 27, 2017.

[d][56] The series aired a second sneak peek titled "Sparkle Matter Matters" on November 17, 2017, and a third and final sneak peek/Christmas special titled "No Day Like Snow Day" aired December 1, 2017.

[63] Unikingdom Fairground Fun (set number:41456) was listed as one of the Bullseye's Top Toys of 2018.