Heimdall

Heimdall is very high priority Secret Shop pet. It is only obtainable in Secret Shop after all regular Secret Shop are obtained. Heimdall breaks the limit on your max artifact level, which allows you to level them up to higher levels and acquire way higher bonuses. When reached 5* it gives 7* artifact: Bow of Avalanche.

He is one of the Nordic Gods pets which have stronger stats of their buffs in comparison to any other pets. Additionally 7* artifacts acquired from them also create sets which bonuses are stronger than any other 7* sets in the game.

Acquisition
Spirit Highlands

Unavailable in the Spirit Highlands.

Pet Shop

Unavailable in the Pet Shop.

Secret Shop

Available in the Secret Shop after all regular Secret Shop pets are obtained.

Skill 3 - Gives 7* artifact: Bow of Avalanche
7* Artifact Bow of Avalanche is a part of a 4 piece Treasures of Gods set. Artifact itself gives bonus to:
 * Orc Attack Damage
 * Unit Upgrade Cost