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Operation Originium Dust - Event Operations and Farming Guide

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Farming Guide

Event Currency:

Note numbers will be updated for global when exact start, end, and maintenance times are known.

  • Event Currency only drops from Normal Event Stages.
  • Total needed to clear shop: 6114
  • Total from Event Missions: 790
  • Total from [Defence Protocols] rewards: 1460
  • Total from First Clear rewards: 700 (280 from normal Stages 420 from EX stages)
  • Remaining currency needed from normal Event stages: 3164
  • Currency drops at a rate of 1:1 for sanity spent,  so 3164 Sanity is needed on normal event Stages
  • Sanity required for First clear of EX and Challenge mode: 240
  • Total Sanity required to clear the Store: 3404
  • One week of Annihilation will require around 125 Sanity.
  • Total Sanity required is 3529
  • The event runs for 2 weeks, so natural Sanity regen supplies 3360.  The weekly mission Top pots give an extra 200 per week, for a total of 400, or 600 if you saved from the week before.  Total possible of f2p regen is about 3760
  • Natural sanity is sufficient for shop clear.
  • F2P players should have enough Sanity to clear the shop.
  • The monthly pack provides an additional 840 sanity over 2 weeks, for a total of 4600, so monthly pass players should have enough to clear the shop.

T3 Materials Farmable From Event Stages

  • OD-8: Grindstone
  • OD-7: Manganese Ore

Efficiencies courtesy of Neia

ODEfficiencies

To see how many of these Materials your Operators might need, check the material pages or the Planner here:

Operation Originium Dust - Event Operations

This Page shows the Operations available during the Operation Originium Dust  Event. 

Trust bonus on Event stages

New Enemies and Mechanic

Total First Clear Rewards
T3 Material Drops

Main Operations

Stage Sanity Rec. Lvl & Unlock Cond. First Time Drops Additional Drops
OD-ST-1 0
-
Clear
OD-TR-1 0
-
Clear
OD-1 12
LV.20
Clear
20
OD-2 12
LV.40
Clear
20
OD-3 12
Elite 1 Lv. 20
Clear
OD-4 12
Elite 1 Lv. 30
Clear
30
OD-5 12
Elite 1 Lv. 40
Clear
30
OD-6 12
Elite 1 Lv. 50
Clear
30
OD-ST-2 0
-
Clear
OD-7 18
Elite 1 Lv. 70
Clear
60
OD-8 18
Elite 2 Lv. 10
Clear
60
OD-ST-3 0
-
Clear

EX and Challenge Modes

Translations by Nightsky

Challenge Conditions:

  • OD-EX-1: Increase the [Mutated Parasite] split from the dead [Mutated Puppet]
  • OD-EX-2: Lower the Max HP of [Rock Structure]
  • OD-EX-3: Increase the Movement Speed of ["Red Mark" Elite Infiltrator]
  • OD-EX-4: Greatly lower allies' ATK
  • OD-EX-5: Destroy 2 [Rock Structure] in the beginning
  • OD-EX-6: [Originium Mutated] (That one with lance) gain stealth effect
  • OD-EX-7: Greatly Increase the ATK and max HP of [Hologram Phantom MK2]
  • OD-EX-8: 5 grids forbid deployment
Stage Sanity Rec. Lvl & Unlock Cond. First Time Drops Additional Drops Challenge Reward
OD-EX1 10
Elite 1 Lv. 40
Clear
30
OD-EX2 10
Elite 1 Lv. 50
Clear
30
OD-EX3 15
Elite 1 Lv. 70
Clear
50
OD-EX4 15
Elite 1 Lv. 70
Clear
50
OD-EX5 15
Elite 2 Lv. 10
Clear
50
OD-EX6 15
Elite 2 Lv. 20
Clear
50
OD-EX7 20
Elite 2 Lv. 25
Clear
80
OD-EX8 20
Elite 2 Lv. 30
Clear
80
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Arknights: Alyeska#2654

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