Adventure Time Wiki
Adventure Time Wiki

21308 Adventure Time is a set based on the Cartoon Network series that was released in December 2016. This is the 16th set in the LEGO Ideas theme and the original idea was created by LEGO Ideas user aBetterMonkey. The set has 8 build-able characters from the show, Finn the Human with his original sword, Jake the Dog, Princess Bubblegum, Marceline the Vampire Queen with her axe guitar, Lady Rainicorn, BMO with a pair of joysticks, Ice King with his ice ninja throwing stars, and Gunter. Description[]

Display and role-play with this LEGO® Adventure Time™ set, featuring eight buildable Adventure Time characters with an assortment of play-starting accessory elements. An ideal gift for fans of the popular Cartoon Network animated TV series.

  • Features eight buildable LEGO® brick Adventure Time™ characters: Finn, Jake, Princess Bubblegum, Lady Rainicorn, Marceline, BMO, Ice King and Gunter.
  • Finn, Princess Bubblegum, Marceline and Ice King each have movable arms.
  • Includes Finn’s sword.
  • Accessory elements include Marceline's axe-bass, BMO's joysticks and Ice King's translucent-blue stars.
  • Great for display or role-playing funny scenes from Cartoon Network's Adventure Time™ series.
  • Includes a booklet about the animated TV series and the fan designer of this set.
  • This set includes over 495 pieces.
  • Finn stands over 2” (6cm) tall.
  • Jake stands over 1” (5cm) tall.
  • Princess Bubblegum stands over 3” (10cm) tall.
  • Lady Rainicorn measures over 2” (7cm) tall and 7” (20cm) long.
  • Marceline stands over 3” (8cm) tall.
  • BMO stands over 1” (3cm) tall.
  • Gunter stands over 1” (4cm) tall.
  • Ice King stands over 4” (11cm) tall.


  • The set was first shown off to the public at San Diego Comic-Con International 2016. Aside from this set, Adventure Time is also shown in LEGO Dimensions with the 71245 Level Pack and 71246 Team Pack. The 71285 Fun Pack featuring Marceline was also confirmed on a GameSpot E3 livestream by Arthur Parsons.