All weekly challenges for Destiny 2 Season of the Deep

Seasonal challenges in Destiny 2 are one of the primary sources of EXP gain, aside from completing bounties. These objectives usually involve seasonal questline, PvP, and PvE activities, alongside weapon calibrations of all types. Completing these objectives will grant everyone a fair amount of EXP, alongside other currencies.

The following article lists all upcoming seasonal challenges from weeks 1 to 10 of Season of the Deep. It should also be noted that Bungie has provided 10 bonus challenges, completing which will grant vendor upgrades for the respective seasons.

Disclaimer: Objectives mentioned in this article are based on Destiny 2 API.

All Destiny 2 seasonal challenges and how to complete them

All seasonal challenges for week 1 of Season of the Deep are as follows:

Into the Depths I: Complete week 1 of Into the Depths mission.
Front Line Salvager I: Complete Salvage using Arc or Strand subclass. Additionally, objectives require defeating Fallen.
Successful Salvager: Successfully complete jobs in the Salvage activity.
The One that didn't get away: Catch fish at any pond. Additional objectives require everyone to complete public events.
EDZ activities: Earn progress by completing bounties, patrols, public events, and Lost Sectors within the EDZ.
Taking all challenges: Complete weekly playlist challenges.
Spark Defender: Score points in Rift. Bonus progress is awarded for igniting the Rift.
Standard Issue: Defeat targets in Gambit using primary ammo. Bonus progression can be earned upon Auto Rifle, Hand Cannon, and Scout Rifle. Defeating Guardians will also grant bonus progress.
The Fallen Fall: Defeat Fallen combatants in Vanguard playlists or Strikes. Earn bonus progress for defeating tougher combatants.
Calibrate close range: Calibrate close-range weapons such as SMG, Shotguns, Glaives, and Swords. Bonus progression can be earned by defeating Guardians.

How to complete all Week 2 seasonal challenges in Destiny 2 Season 21?

Destiny 2 Season of the Deep location (Image via Bungie)

All seasonal challenges for week 2 of Season of the Deep are as follows:

Into the Depths II: Complete week 2 of Into the Depths mission.
Front Line Salvager II: Open chests in Salvage. Bonus progression can be earned by redeeming Salvage keys. Additional objectives require players to defeat Taken enemies.
Powerful Salvager: Defeat powerful activities in Salvage activities. This can include Ogres, Knights, and more.
Antithetical Armaments: Defeat enemies with Shotguns and Sniper Rifles. Defeating Guardians or defeating combatants in Salvage or Deep will grant additional progress.
Throne World activities: Earn progress by completing bounties, patrols, public events, and Lost Sectors within the Throne World.
Lost in the Legend: Complete a Lost Sector on Legend difficulty or higher.
Flourish of Power: Defeat Guardians within the Mayhem playlist using super abilities.
Primeval Entourage: Defeating Taken within the Gambit game mode will grant progress. Bonus progress can be earned by defeating tougher enemies.
Taken Decimator: Defeat Taken combatants in Vanguard playlists or Strikes. Bonus progress can be earned for defeating more formidable combatants.
Calibrate long-range: Calibrate long-range weapons such as Pulse Rifle, Bows, and Trace Rifle. Bonus progression can be earned by defeating Guardians.

As mentioned, each Destiny 2 challenge grants increased amounts of EXP and seasonal materials.

How to complete all Week 3 seasonal challenges in Destiny 2 Season of the Deep?

The final boss of Ghosts of the Deep Dungeon (Image via Destiny 2)

All seasonal challenges for Week 3 of Destiny 2 Season of the Deep:

Into the Depths III: Complete the third week's step in the "Into the Depths" seasonal mission.
Front Line Salvager III: Complete Salvage or Deep Sive using seasonal weapons. Additional objectives require Arc or Strand kills. Bonus progression can be gained by defeating Guardians.
Depth Charge: Defeat bosses in Salvage activities.
Short-range Salvager: Defeat enemies with SMG or Swords. Guardian kills or final blows in seasonal activities will grant additional progress.
Nessus activities: Complete Lost Sectors, Public Events, Bounties, Patrols, and more in Nessus.
Commendation Appreciation: Earn progress after commending players in Vanguard, Crucible, and Gambit.
Cosmic Churn: Defeat Guardians in Crucible. Bonus progression can be earned with Arc, Strand, and Void ability kills.
Bank, Kill, Repeat: Earn points by banking motes, defeating Blockers, and Guardians in Gambit.
Ultimate Champions: Defeat Champions in Nightfall Strikes from Hero to Grandmaster difficulty.
Mid-range Calibration: Calibrate mid-range weapons including Hand Cannons, Submachine Guns, Auto Rifles, Fusion Rifles, and Machine Guns. Bonus progress can be earned upon defeating Guardians.

Most of the Week 3 challenges consists of Bright Dust and Challenger XP as rewards.

How to complete all Week 4 seasonal challenges in Destiny 2 Season of the Deep?

Prologue mission in Season 21 (Image via Destiny 2)

All seasonal challenges for Week 4 of Destiny 2 Season of the Deep are as follows:

Into the Depths IV: Complete the fourth step of the seasonal mission.
Front Line Salvager IV: Complete seasonal activities using a Void subclass. Additional objectives require players to defeat Hive anywhere in the game.
Deep Diver: Complete encounters at depth in Deep Dive. Pressured Trials will grant additional progress.
Commendable Salvager: Give or receive commendation in Salvage activity.
Mod Collector: Simply unlock mods.
Momentum Crash: Defeat 50 Guardians in the Momentum Control game mode. Bonus progress can be earned via additional zone controls.
Sound of Metal: Defeat targets with Auto Rifles, Hand Cannons, and Scout Rifles in Gambit. Bonus progression can be earned by defeating Guardians.
Darkest Nightfall: Complete any Nightfall Strike in Hero difficulty or higher.
Precision Calibration: Defeat enemies using Sniper Rifles, Scout Rifles, and Linear Fusion Rifles. Bonus progression will be granted upon Guardian kills.

Completing each objective will grant seasonal EXP, Bright Dust, and one Nightfall weapon.

How to complete all Week 5 seasonal challenges in Destiny 2 Season of the Deep?

Ghosts of the Deep Dungeon (Image via Destiny 2)

All seasonal challenges for Week 5 of Destiny 2 Season of the Deep are as follows:

Into the Depths V: Complete the Week 5 "Into the Depths" seasonal step of the mission.
Front Line Salvager V: Complete eight bounties from Sonar Station in the HELM. Additionally, defeat powerful combatants anywhere in the system.
Heavy Salvager: Defeat combatants with Power weapons in Salvage activities.
Prepared for War: Defeat targets with Hand Cannons or Pulse Rifle. Defeated Guardians or combatants in seasonal activities will grant additional progress.
Battle Rythm: Defeat targets anywhere in the system with Auto Rifles, Hand Cannons, Scout Rifles, Glaives, or Linear Fusion Rifles. Bonus progression will be granted upon defeating Guardians.
Gotta win them all: Complete activities in Vanguard, Crucible, and Gambit activities. Completion of Nightfall Strikes at Hero difficulty or higher will grant bonus progress.
Iron Sharpens Iron: Complete Iron Banner matches. Earn bonus progress for wins.
Flood Tide: Acuire the Last Rite ritual weapon.

Sadly, none of the seasonal challenges from Week 5 consists of unique rewards within their pool. However, Challenger XP and Bright Dust remain constant.

How to complete all Week 6 seasonal challenges in Destiny 2 Season of the Deep?

Seasonal weapon in Destiny 2 Season 21 (Image via Bungie)

All seasonal challenges for Week 6 of Destiny 2 Season of the Deep are as follows:

Into the Depths VI: Complete the Week 6 seasonal story of Season of the Deep.
Front Line Salvager VI: Open chests in Deep Dive activities. Redeeming Deep Dive keys grants bonus progress. Additional objectives require players to defeat enemies with Void damage anywhere in the system.
Under Pressure: Successfully complete a Pressure Trial encounter at any depth in a Deep Dive activity. Additionally, defeat bosses and mini-bosses in Deep Dive activities.
Go Big (Fish) or Go Home: Catch large or bigger fish at any fish pond. Must be considered 18 kg to be large.
Round and Round we go: Generate orbs of power in Vanguard, Crucible, and Gambit.
The Deep End: Defeat opponents in Crucible using Auto Rifles, Hand Cannons, Scout Rifles, Glaives, or Linear Fusion Rifles. Additional progress will be granted upon final blows with special ammunition weapons.
Boss battle: Defeat bosses in Strikes and or Vanguard playlists.
Absolutely Stunning: Simply stunning 50 Champions, or one Champion 50 times will complete this challenge.

Similar to previous weeks, the rewards associated with the Week 6 challenges include Challenger XP and Bright Dust.

How to complete all Week 7 seasonal challenges in Destiny 2 Season of the Deep?

All seasonal challenges for Week 7 of Destiny 2 Season of the Deep are as follows:

Front Line Salvager VII: Complete Salvage or Deep Dive activities while wearing Season of the Deep armor. Defeating bosses and mini-bosses will grant progression to an additional objective.
Salvage Legend: Complete a Salvage activity on Legend difficulty.
Salvage Munitions: Defeat targets with seasonal weapons. Player kills or final blows in seasonal activities will grant bonus progress.
Fleeting Glory: Complete Crucible matches in the Competitive playlist. Bonus progression will be granted upon wins.
High-value Hunter: Defeat powerful combatants in Gambit. Earn bonus progression for defeating high-value targets.
Grandmaster: Complete any Nightfall Strike in the Grandmaster difficulty.

Rewards contain Bright Dust and chunks of EXP.

How to complete all Week 8 seasonal challenges in Destiny 2 Season of the Deep?

Destiny 2 Dreaming City (Image via Bungie)

All seasonal challenges for Week 8 of Destiny 2 Season of the Deep are as follows:

Super Salvager: Defeat combatants with super abilities in Salvage activities.
Treasures from the Deep: Complete a Deep Dive activity with the highest tier reward bonus.
Commendable Diver: Give or receive commendations in matchmade Deep Dive activities.
Pinnacle: Reach power level of 1810.
Trial by Firing Squad: Win multiple rounds within the Trials of Osiris match.
Broadside: Defeat targets in Gambit with Power weapons. Bonus progression can be earned with kills using Linear Fusion Rifle and on opposing Guardians.
Implements of War: Defeat targets using Auto Rifle, Hand Cannon, Scout Rifle, Glaive, and Linear Fusion Rifle. Bonus progression can be earned by defeating Guardians.

The Trial by Firing Squad will drop exclusive Trials of Osiris weapons upon completion, with other challenges dropping standard rewards such as Bright Dust and Challenger XP.

How to complete all Week 9 seasonal challenges in Destiny 2 Season of the Deep?

Destiny 2 Eva Levante (Image via Bungie)

All seasonal challenges for Week 9 of Destiny 2 Season of the Deep are as follows:

Rapid Salvager: Rapidly defeat combatants in the seasonal Salvage activities.
Patience Perfected: Catch Legendary or Exotic Fish from any fish pond.
Ritual Ornament: Acquire any ornament for the seasonal ritual weapon, Last Rite Scout Rifle.
Eyeing Iron: Complete Crucible matches. Increased progress can be earned within Iron Banner matches. However, players won't be getting any more Iron Banners in Season of the Deep.
Ethereal Might: Defeat targets with Arc, Strand, and Void subclass equipped within the Gambit activity. Ability and Guardian final blows will grant increased progress toward completion.
Rapid Precision: Get rapid precision final blows. Bonus progress on final blows on every target after the second kill.

Usual rewards this week will be including the Challenger XP and Bright Dust across every challenge.

How to complete all Week 10 seasonal challenges in Destiny 2 Season of the Deep?

All seasonal challenges for Week 10 of Destiny 2 Season of the Deep are as follows:

Wicked Depths: Complete the Whetstone encounter in Deep Dives and earn the Wicked Implement Scout Rifle.
Neptune activities: In Neomuna, players will need to complete patrols, public events, and Lost Sectors.
Sparks of Arc: Defeat Guardians in Crucible matches with Arc subclass equipped. Bonus progress can be granted for defeating blinded opponents.
Special Measures: Defeat targets in Gambit with weapons using special ammo. Bonus progress is granted for defeating Guardians and landing final blows with Glaives and special ammo.
Tried and True: Defeat Vanguard combatants in playlists or Strikes, using primary ammo. Bonus progression can be granted upon defeating challenging enemies.

Rewards will include Bright Dust and Challenger XP.