Underwatch is an April Fools event that featured a limited-time game mode of the same name, "Underwatch". The event will run from April 1 to April 13, 2026.

Gameplay

In addition to balance changes, the game mode featured googly eyes and special Ultimate ability callouts for each hero. Every hero (including the newest ones) have completely new twists to their kit, making each of them feel unique.

Changelog

• April 1, 2026 Patch

Challenges

Underwatch was April's Fools event launched with 13 challenges mainly related to the game mode released alongside the event.

Underwatch Challenges

	Challenge Name	Requirements	Reward	Notes
	Perfectly Balanced Healing	Complete 5 games as any Support Hero in Underwatch. Wins grant double progress.	Dev Doodle Mizuki - Mizuki Spray 5,000 XP
	Perfectly Balanced Damage	Complete 5 games as any Damage Hero in Underwatch. Wins grant double progress.	Dev Doodle Anran - Anran Spray 5,000 XP
	Perfectly Balanced Tank	Complete 5 games as any Tank Hero in Underwatch. Wins grant double progress.	Dev Doodle Domina - Domina Spray 5,000 XP
	Super Serious	Use ultimates 30 times (Excludes Total Mayhem and Co-op Modes).	Dev Doodle Vendetta - Vendetta Spray 2,500 XP
	Goofy Victory	Play 10 games of Underwatch. Wins grant double progress.	Dev Doodle Emre (Classic) - Emre Spray 2,500 XP
	Slightlytotheleftwatch	Play 15 games. Wins grant double progress. Stadium grants double progress.	Dev Doodle Emre - Emre Spray 2,500 XP
	Ontopwatch	Play 30 games. Wins grant double progress. Stadium grants double progress.	Dev Doodle Wuyang - Wuyang Spray 2,500 XP
	Behindwatch	Play 45 games. Wins grant double progress. Stadium grants double progress.	Dev Doodle Freja - Freja Spray 2,500 XP
	Rightwatch	Play 60 games. Wins grant double progress. Stadium grants double progress.	Dev Doodle Jetpack Cat - Jetpack Cat Spray 2,500 XP
	Very Balanced	Complete 8 Underwatch Event Challenges.	Dev Doodle Ganyknife - Bastion Spray 20,000 XP
	Foolish Silly Tank	Play 75 games as any Tank Hero. Wins grant double progress. Stadium grants double progress	Cardboard Tank - Player Title
	Foolish Silly Damage	Play 75 games as any Damage Hero. Wins grant double progress. Stadium grants double progress	Cardboard Damage - Player Title
	Foolish Silly Support	Play 75 games as any Support Hero. Wins grant double progress. Stadium grants double progress	Cardboard Support - Player Title

Challenge rewards

Sprays

• 
  Dev Doodle Anran
• 
  Dev Doodle Ganyknife
• 
  Dev Doodle Domina
• 
  Dev Doodle Emre
• 
  Dev Doodle Emre (Classic)
• 
  Dev Doodle Freja
• 
  Dev Doodle Jetpack Cat
• 
  Dev Doodle Mizuki
• 
  Dev Doodle Vendetta
• 
  Dev Doodle Wuyang

Player Titles

• Cardboard Tank
• Cardboard Damage
• Cardboard Support

v · d · e Limited-time events
Seasonal	Lunar New Year • Overwatch Archives • Overwatch Anniversary • Summer Games • Halloween Terror • Winter Wonderland
Overwatch	2017 Diablo 20th Anniversary 2018 BCRF Charity Event • StarCraft 20th Anniversary • D.Va's Nano Cola Challenge 2019 Ana's Bastet Challenge • Baptiste's Reunion Challenge • Bastion's Brick Challenge • Mercy's Recall Challenge 2020 Kanezaka Challenge • Ashe's Mardi Gras Challenge • Sigma's Maestro Challenge • Tracer's Comic Challenge • Symmetra's Restoration Challenge 2021 Roadhog's PachiMarchi Challenge • Ashe's Deadlock Challenge • Cassidy's New Blood Challenge 2022 Reaper's Code of Violence Challenge • Support a Streamer
Overwatch 2	2023 Battle for Olympus • Ultimate Valentine • One-Punch Man x Overwatch 2 • PachiMarchi 2023 • Thai New Year • Starwatch • Symmetra's Seeds of Order • Pride 2023 • Questwatch • Mischief and Magic • Underworld • Illari Launch Event • Hero Mastery Event • Trials of Sanctuary • Overwatch 2 x LE SSERAFIM • Catch up with Mauga • Battle of the Beasts 2024 Hero Mastery Event (Season 8) • Cosmic Crisis • Hero Mastery: Gauntlet Event • Overwatch 2 X Cowboy Bebop • Balanced Overwatch • Mirrorwatch • Overwatch 2 x Porsche • Hero Mastery Event (Season 11) • Celebrating All Heroes • BCRF Charity Event 2024 • Overwatch 2 x Transformers • Hero Mastery Event (Season 12) • Overwatch 2 x World of Warcraft • Overwatch 2 x My Hero Academia • Hero Mastery Event (Season 13) • Overwatch: Classic • Overwatch 2 x Avatar: The Last Airbender 2025 Overwatch 2 x LE SSERAFIM (Return) • Totally Normalwatch • Stadium: Initiation • Overwatch 2 x Gundam Wing • Overwatch 2 x Street Fighter 6 • Powered Up! • Overwatch 2 x G.I. Joe • Hacks & Hijinx • Overwatch 2 x NERF • Overwatch 2 x Cowboy Bebop (Return) • Play Like Luka • Overwatch 2 x Phantom Thieves • Haunted Masquerade • Spirit Showdown • Soldier: 67 Challenge • Overwatch 2 x Avatar: The Last Airbender (Return) 2026 Showdown Shuffle • Overwatch 2 x Naraka Bladepoint • Overwatch x Hello Kitty and Friends • Conquest • Overwatch x Project YoRHa • Underwatch • Overwatch x Hatred's Reckoning