Granite Maw

"Aegir upgrades Rock Giants to Bergrisar, whose insatiable hunger allows them to regenerate when attacking enemy buildings and deal more damage."
In-game description

Granite Maw is a Norse myth technology in Age of Mythology: Retold - New Gods Pack: Freyr, available to research at the Temple if the Heroic Age is reached through Aegir. Once researched, it upgrades Rock Giants to Bergrisar, giving them more damage and the Cavernous Hunger passive ability.

Effects

Upgrades Rock Giant to Bergrisi: +20% attack to all attacks and abilities.
Grants Rock Giant the Cavernous Hunger passive ability: Regenerates while attacking buildings. Every 4 seconds it deals 108 Crush Attackcrush damage and restores hit points equal to 50% of the damage dealt.

Affects	Effect
Laborer	-30% hack and pierce vulnerability

Relic Bonuses

Name	Description
Gambanteinn, Odin's Wand	-25% cost except favor

Myth Tech