The Nightmare Dragon can be obtained by collecting a total of 4,995 during Whitbee's Candy Bash 3: The Sweetening.
The Nightmare Dragon can be obtained by collecting a total of 2,650 during Whitbee's Candy Bash IV: Tails From The Campfire.
During Whitbee's Candy Bash V: The Candied Conjuring, the Nightmare Dragon could be purchased for 5,600, but it was only available in the night tier.
Coin per minute:
|Lvl. 1||Lvl. 2||Lvl. 3||Lvl. 4||Lvl. 5||Lvl. 6||Lvl. 7||Lvl. 8||Lvl. 9||Lvl. 10|
|Lvl. 11||Lvl. 12||Lvl. 13||Lvl. 14||Lvl. 15||Lvl. 16||Lvl. 17||Lvl. 18||Lvl. 19||Lvl. 20|
|October 24, 2014||November 6, 2014|
|December 18, 2014||January 19, 2015|
|October 27, 2015||November 9, 2015|
|December 10, 2015||January 19, 2016|
|October 13, 2016||November 10, 2016|
|December 15, 2016||January 25, 2017|
|September 6, 2017||September 13, 2017|
|October 12, 2017||November 5, 2017|
|November 27, 2017||January 24, 2018|
|April 18, 2018||April 26, 2018|
|July 12, 2018||August 8, 2018|
|August 9, 2018||September 5, 2018|
|October 12, 2018||November 7, 2018|
|Affiliated Decoration: Pool of Screams|
- In addition to its affiliated decoration, the Nightmare Dragon was released along with the Spooky Fence, Jill-o-Lantern, Scarecrow, Gloominaire, and the Candelabra.
- The Nightmare Dragon is the first limited epic dragon with the Dream element.
- The Nightmare Dragon has the highest selling price of any dragon.
- On September 8, 2017, the Nightmare Dragon was listed on sale at a reduced price for a limited period of time.
- The Nightmare Dragon's sale ended on September 9, 2017, when the price rose from 650 to 2,600 gems.
- "Tober Gelndun" from the Nightmare Dragon's description may be a reference to Robert Englund, who played Freddy Krueger in the A Nightmare on Elm Street film series.