Check out this guide to find out how to get Thunder Sac in Monster Hunter: Iceborne! Includes item info and how to acquire Thunder Sac.All Material List
Thunder Sac - Info & How To Get
Thunder Sac- Description
A monster organ that can store up large amounts of high voltage electricity.
Thunder Sac - How To Get
Reward for Tobi-Kadachi (High Rank) quests. Cannot get this item from carving.