From Pathfinder Impossible Magic, which isn't enabled.

Thundering Dominance

SPELL 2

Traditions occult, primal

Cast

Range 30 feet

Targets your companion or eidolon

Duration 1 minute

You shroud the target in a powerful predatory aura and amplify its vocalizations. It gains a +1 status bonus to Intimidation checks. Once during this spell's duration, it can take the Thundering Roar action.

Spell Effect: Thundering Dominance

Heightened (+2) The status bonus to Intimidation checks increases by 1 (to a maximum of a +4 status bonus for an 8th-rank spell), and the damage from the roar increases by 2d8.

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