2518 Nuckal's ATV

2518 Nuckal's ATV is a Ninjago set released in 2011. It includes Kai DX, his spinner, Nuckal, and the ATV, driven by Nuckal.

Lego.com Description:
Stop Nuckal from capturing Nya!

Nuckal is trying to capture Kai’s sister Nya! Can Kai use the Sword of Fire and Spinjitzu skills to avoid the ATV’s missiles and stop Nuckal in his tracks? Beware of this vicious vehicle, outfitted with weapons, a 4-wheeled suspension system and exhaust flames. The set includes 2 minifigures, spinner, 2 weapons and a shooter attached to ATV.
 * Includes 2 minifigures: Nuckal and Kai DX
 * Features 3 weapons: Sword of Fire, bone axe and technic shooter
 * Tear up the toughest terrain with the ATV’s 4-wheeled suspension system!
 * Nuckal’s ATV features a shooter and exhaust flames!
 * Nuckal’s ATV measures over 7” (17cm) long, 5” (12cm) wide and 3” (7cm) tall

Trivia

 * This is the first Ninjago set to have suspension elements in it.
 * 2254 Mountain Shrine and this set are the only two particular sets where you can get Kai DX's spinner.
 * Oddly, even though the description says that Kai is trying to rescue Nya, Nya is not included in the set.