Tighnari is a 5-star bow-wielding Dendro character in Genshin Impact, and one of the first Dendro characters added with the Sumeru region update. A researcher who prefers to spend his time wandering the forests of Sumeru, Tighnari can be a powerful addition to your team.
Related: Genshin Impact: Ascension Materials For Collei
However, before you can unlock Tighnari's true potential in combat, you'll need to fully ascend him. Let's take a look at which materials you'll need to fully upgrade Tighnari, and where you can find them.
Nagadus Emeral Slivers, Fragments, Chunks, and Gemstones can be found by defeating the Jadeplume Terrorshroom boss in Vissudha Field, earned by completing all four daily commissions, or randomly from the Parametric Transformer. Defeating the Jadeplume Terrorshroom is your best bet at gathering up enough Nagadus Emerald materials for Tighnari.
Nilotpala Lotus are a Sumeru specialty plant that are usually found near sources of water throughout the region. Check around the rivers and lakes of Avidya Forest and Lokapala Jungle to find these materials.
These fungal materials are common drops from Fungus and Shroom enemies found throughout the Sumeru region. These enemies are common enough to find, but will drop less Luminescent Pollen and Crystalline Cyst Dust if they are defeated while activated or scorched. This means, to get the most amount of relevant drops, don't defeat Fungi-type enemies using Electro or Pyro attacks.
Majestic Hooked Beaks are a boss drop from the Jadeplume Terrorshroom. This boss can be found in Vissuda Field, in the northwest area of Sumeru. Obtaining rewards from the Jadeplume Terrorshroom will cost 40 Original Resin, so be sure to have some on hand before you fight this
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