Genshin Impact's Brewing Developments Day 1 is the Thundergrass Resonance Challenge. See the best teams and characters for Day 1, how to get 4000 points, all the buffs, enemies, and the rewards here!

Brewing Developments Guides
Day 1	Day 2	Day 3	Day 4

Brewing Developments Day 1 Guide

Thundergrass Resonance Day 1 Teams

Thundergrass Resonance Round 1 Best Team
Alhaitham	Yae Miko	Xingqiu	Sucrose
Thundergrass Resonance Round 2 Best Team
Yae Miko	Xingqiu	Fischl	Kokomi
Thundergrass Resonance Round 3 Best Team
Wanderer	Xiangling	Xingqiu	Faruzan

How to Get 4000 Points on Day 1

Use Anemo and Dendro Reactions For Round 1

Shroomkin or Fungi Enemies are lightweight and can be gathered in a single area. As soon as the challenge starts, you must use Xingqiu's Elemental Skill and then Yae Miko's fox turrets from her Elemental Skill.

Use Sucrose's Elemental Burst to gather the enemies and then finally, use Alhaitham's Elemental Burst and then Skill to defeat all the enemies!

Use Electro-Charged Reactions in Round 2

In Round 2, you must start with Xingqiu's Burst then Skill then drop Fischl's Skill. Afterward, use Kokomi's Skill and drop-down Yae Miko's fox turrets thrice then use her Burst to defeat all the enemies as fast as possible!

Kokomi can also use her Burst to heal the party if you get hit by the enemies.

Use Swirl Reaction for Round 3

To start the third round, you must use Xingqiu and Xiangling's Burst then Skill. After that, use Faruzan's Burst.

Wanderer will be the final one to switch with continuous Charged Attacks after using his Skill. Before you go down use his Burst then repeat this rotation until all enemies have been defeated!

Thundergrass Resonance Day 1 Stage

Day 1 Test Report

Day 1 Brew Effectiveness (Buffs)

Thundergrass Resonance Round 1
Wildergrass Brew	The current active character gains 50% Dendro DMG Bonus. This Shock-Boiled Brew Effect lasts 20s.
Thunderous Brew	The current active character gains 50% Electro DMG Bonus. This Shock-Boiled Brew Effect lasts 20s.
Enduring Brew	All party members' Energy Recharge increases by 60%. This Shock-Boiled Brew Effect lasts 20s.
Thundervine Brew	After the character triggers Quicken, Aggravate, or Spread on opponents, these opponents will have all their Physical and Elemental RES decreased by 40% for 5s. This Shock-Boiled Brew Effect lasts 20s.
Thundergrass Resonance Round 2
Thunderous Brew	The current active character gains 50% Electro DMG Bonus. This Shock-Boiled Brew Effect lasts 20s.
Chillwater Brew	The current active character gains 50% Hydro DMG Bonus. This Shock-Boiled Brew Effect lasts 20s.
Encompassing Brew	All party members' Elemental Mastery increases by 200. This Shock-Boiled Brew Effect lasts 20s.
Furious Brew	When the character's HP decreases, all party members' Elemental Mastery increases by 250 for 10s. This Shock-Boiled Brew Effect lasts 20s.
Thundergrass Resonance Round 3
Perspicacious Brew	The current active character's ATK increases by 50%. This Shock-Boiled Brew Effect lasts 20s.
Intruding Brew	After the character triggers Swirl on opponents, these opponents will have their DEF decreased by 25% for 5s. This Shock-Boiled Brew Effect lasts 20s.
Combination Brew	The current active character deals 50% increased Normal and Charged Attack DMG. This Shock-Boiled Brew Effect lasts 20s.
Enduring Brew	All party members' Energy Recharge increases by 60%. This Shock-Boiled Brew Effect lasts 20s.

You get these buffs at random as you go through the three rounds of the challenge!

Thundergrass Resonance Day 1 Trial Characters

Characters	Weapons and Artifacts Equiped
Alhaitham	Gilded Dreams (4 Pc.) Iron Sting (Lv. 80)
Yae Miko	Shimenawa's Reminiscence (2 Pc.) Thundering Fury (2 Pc.) The Widsith (Lv. 80)
Kokomi	Ocean-Hued Clam (4 Pc.) Prototype Amber (Lv. 80)
Wanderer	Desert Pavilion Chronicle (4 Pc.) The Widsith (Lv. 80)
Faruzan	Gladiator's Finale (2 Pc.) Viridescent Venerer (2 Pc.) Favonius Warbow (Lv. 80)

These characters can be tried out for free during the Thundergrass Resonance challenge!

Day 1 Monster List

Thundergrass Resonance Round 1 Enemies

Round 1 Enemies	Points
Winged Cryoshroom	40
Grounded Hydroshroom	40
Grounded Geoshroom	40
Whirling Pyro Fungus	15
Stretchy Anemo Fungus	15
Stretchy Geo Fungus	15
Floating Hydro Fungus	15
Floating Anemo Fungus	15
Whirling Cryo Fungus	15

Thundergrass Resonance Round 2 Enemies

Round 2 Enemies	Points
Anemo Hilichurl Rogue	80
Hilichurl Berserker	15
Dendro Samachurl	15
Pyro Hilichurl Shooter	15
Large Pyro Slime	25
Blazing Axe Mitachurl	35

Thundergrass Resonance Round 3 Enemies

Round 3 Enemies	Points
Eremite - Galehunter	60
Fatui Skirmisher (Anemoboxer Vanguard)	60
Treasure Hoarders - Crusher	20
Eremite - Axe Vanguard	20
Treasure Hoarders - Hydro Potioneer	20
Treasure Hoarders - Electro Potioneer	20
Eremite - Ravenbeak Halberdier	20
Treasure Hoarders - Pugilist	20
Eremite - Crossbow	20

Thundergrass Resonance Rewards

Brewing Developments Day 1 Rewards

Mission	Rewards
Score 1000 Points	Primogem x90 Mora x20,000 Guide to Admonition x3
Score 2000 Points	Mora x20,000 Hero's Wit x2
Score 4000 Points	Mora x20,000 Mystic Enhancement Ore x4

Thundergrass Resonance Information

Part of the Brewing Developments Event

Thundergrass Resonance is the first challenge within the Brewing Developments Event where you must defeat various Fungi, Hilichurl, Eremite, and Fatui Enemies by using the random Shock-Boiled Brew Buffs you get in the moment!

Brewing Developments Event Guide

Genshin Impact Related Guides

Brewing Developments Guide

Brewing Developments Guides

Event Stages	Trial Characters and Unlock Dates
Thundergrass Resonance	Unlocked on April 13, 2023
Thermal Differential	Unlocked on April 15, 2023
Invasive Vitality	Unlocked on April 17, 2023
Armed and Armored	Unlocked on April 19, 2023

Brewing Developments Quests

Brewing Developments Quests
Boiling Over! Unlock Quest	An Abundant Estimation Conclusion Quest

All Genshin Impact Events

List of Events