Grump

Special Event
Grump was available to search for a limited time from on November 14th, 2014 until November 17th, 2014.

Grump was also available from June 11th, 2014 until June 12th, 2014 (purchase only) and from October 21st, 2014 until October 22nd, 2014 (purchase only).

A Grump's egg could be found when searching the following special event locations: If he turned up in Hiccup's 2nd or 3rd bag and the player had not opted to use extra bags in their search, they could purchase the egg for ? runes at that time only.
 * Uglythug Lands (Grump) for 12h

Dragon Progression
1.3.9