Thunderstruck

Thunderstruck
Your Flask of Lightning is more concentrated, making time almost stop around you. Each enemy you damage while the effect is active takes additional electricity damage when it ends.
Specialization	Tempest
Requirement	Rogue Class Flask of Lightning unlock
Ability Type	Upgrade
Speed Reduction Bonus	39%
Electric Damage	300% Weapon Damage

Thunderstruck is a Rogue ability from the Tempest Specialization in Dragon Age: Inquisition.

About Thunderstruck

Thunderstruck is an upgrade to Flask of Lightning which increases the slow effect, as well as causing additional electric damage to foes you damage while its active.