Collecting Calcharo's ascension materials in Wuthering Waves is essential to unlocking the full potential of the 5-star Electro Resonator. Calcharo is the leader of the Ghost Hounds, a mercenary group that operates on a multinational basis. His unique look, overall aesthetic, and availability in the standard character banner make him a highly sought-after unit in the game.This article lists all the necessary Calcharo ascension and skill upgrade materials that are needed to get the most out of the character in your journey in Wuthering Waves.Wuthering Waves Calcharo ascension and skill upgrade materialsCalcharo needs many materials to level up in Wuthering Waves. Listed below are all the ascension materials he needs:Shell Credit x2,200,000Iris x60Thundering Tacet Core x46Crude Ring x4Basic Ring x12Improved Ring x12Tailored Ring x4However, leveling Calcharo completely will not be enough to maximize his full kit. Skills are an integral part of a Resonator's gameplay. As such, upgrading them is imperative to have an easier time in the game.Here are the required Calcharo skill upgrade materials:Waveworn Residue 210 x25Waveworn Residue 226 x28Waveworn Residue 235 x55Waveworn Residue 239 x67Crude Ring x25Basic Ring x28Improved Ring x40Tailored Ring x57Monument Bell x26Where to find Calcharo ascension and skill upgrade materials in Wuthering WavesIrisIris can be found in the Whining Aix's Mire. It can also be purchased from the Jinzhou Main City by talking to Koko, the manager of Shifang Pharmacy. A total of 15 can be purchased in this manner.Crude/Basic/Improved/Tailored RingCrude Rings, as seen in-game (Image via Kuro Games)Crude, Basic, Improved, and Tailored Rings are used as both ascension and skill upgrade materials for Calcharo. They are usually found by defeating Exile enemies in the overworld.Thundering Tacet Core and Monument Bell Thundering Memphis and Bell-Borne Geochelone (Image via Kuro Games Studio)The Thundering Tacet Core and Monument Bell can be obtained by defeating the overworld bosses, Thundering Mephis and Bell-Borne Geochelone. The former can be found in the depths of the Desorock Highland, while the latter lurks in the hearts of the Gorges of Spirits.Waveworn Residue 210/226/235/239Forgery Challenges (Image via Kuro Games || YouTube/MonkeyKingHero)Waveworn Residues are skill upgrade and weapon ascension materials for Broadblade users.Since Calcharo uses a Broadblade, he will require four Waveworn Residues in differing quantities and quality to fully upgrade his skills. These materials can be obtained by completing the Forgery Challenge: Eroded Ruins. It can also be purchased from the Souvenir store.Check out more Wuthering Waves articles below:108 free pulls in Wuthering WavesJiyan vs Yinlin: Who to pull for?Best beginner charactersBanner schedule