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Sunny Morning Sleep-In
Genshin Impact · Weapon

Sunny Morning Sleep-In

Elemental Mastery catalyst with timed reaction and hit bonuses

Released Feb 12, 2025

Sunny Morning Sleep-In gives its wielder Elemental Mastery in timed portions after Swirl, Elemental Skill hits, and Elemental Burst hits. Consider it for a catalyst wielder who can trigger these events and make use of the resulting Elemental Mastery.

WeaponCatalystRarity5Base ATK44Secondary statElemental Mastery
Sunny Morning Sleep-In GUIDE

Understand Sunny Morning Sleep-In

Useful when…

  • Use on an EM-focused catalyst wielder who can trigger Swirl and land Skill and Burst hits.
  • Consider it when the wielder can maintain the shorter timed EM bonuses through its listed triggers.

Three separate triggers

At R1, triggering Swirl or Stellar Swirl grants 120 Elemental Mastery for six seconds. An Elemental Skill hit grants 96 EM for nine seconds, and an Elemental Burst hit grants 32 EM for 30 seconds. These are three distinct triggers and durations; the description does not state that one can substitute for another. Refinement raises each amount.

Who benefits

The EM secondary stat and conditional bonuses suit a wielder whose damage or role benefits from Elemental Mastery. The six-second Swirl bonus is particularly brief, while the Burst-hit bonus lasts longer but is smaller at R1. A Thousand Floating Dreams also supplies EM, but its added effects depend on the elemental types of other party members and include EM for nearby allies; it has no listed Skill-hit or Burst-hit trigger.

Investment and tradeoffs

Ascension raises weapon level using materials and Mora. Refinement consumes another copy and Mora to improve all three EM increases. Because the bonuses depend on successful events and have different durations, refinement is most relevant when the wielder regularly triggers them. Angelos’ Heptades is a different catalyst with ATK and a shield-triggered active-party damage buff, rather than this weapon’s EM-focused trigger pattern.

Limitations and tradeoffs

  • The larger, shorter EM bonuses depend on Swirl or Skill-hit triggers.
  • The Burst-hit bonus is smaller than the other R1 increases.

Common mistakes to avoid

  • Treating the three EM amounts as unconditional permanent bonuses.
  • Assuming a Skill or Burst cast grants its bonus without hitting an opponent.

Effects and reference details

Refinement effects

R1 Elemental Mastery increases by 120 for 6s after triggering Swirl or Stellar Swirl. Elemental Mastery increases by 96 for 9s after the wielder's Elemental Skill hits an opponent. Elemental Mastery increases by 32 for 30s after the wielder's Elemental Burst hits an opponent.

R2 Elemental Mastery increases by 150 for 6s after triggering Swirl or Stellar Swirl. Elemental Mastery increases by 120 for 9s after the wielder's Elemental Skill hits an opponent. Elemental Mastery increases by 40 for 30s after the wielder's Elemental Burst hits an opponent.

R3 Elemental Mastery increases by 180 for 6s after triggering Swirl or Stellar Swirl. Elemental Mastery increases by 144 for 9s after the wielder's Elemental Skill hits an opponent. Elemental Mastery increases by 48 for 30s after the wielder's Elemental Burst hits an opponent.

R4 Elemental Mastery increases by 210 for 6s after triggering Swirl or Stellar Swirl. Elemental Mastery increases by 168 for 9s after the wielder's Elemental Skill hits an opponent. Elemental Mastery increases by 56 for 30s after the wielder's Elemental Burst hits an opponent.

R5 Elemental Mastery increases by 240 for 6s after triggering Swirl or Stellar Swirl. Elemental Mastery increases by 192 for 9s after the wielder's Elemental Skill hits an opponent. Elemental Mastery increases by 64 for 30s after the wielder's Elemental Burst hits an opponent.

References and version

Game data version: 7.1

Sunny Morning Sleep-In — Genshin Impact Wiki ↗
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