Mother's Shield

Mother's Shield is a location introduced in Dragons: Rise of Berk.

Dragons: Rise of Berk
Toothless can search for Gruff, the Hobblegrunt, as well as other Hobblegrunts in 2 hours from May 08, 2015 until May 11, 2015. He can also search for Hookfang and the Snaptrapper in 2 hours from April 15, 2016 until April 18, 2016, and the Changewing, Valka's Seashocker and Cloudjumper from May 06, 2016 to May 09, 2016, 2016 in 8 hours. From July 08, 2016 to July 11, 2016, Toothless can search for Gruff and the Hideous Zippleback in a 6 hour search.

Trivia

 * This location is presumably one of Valka's smaller sanctuaries, due to the large number of her dragons (Cloudjumper, Gruff, her Seashockers) and the fact that she is a mother.