Come Catastrophes or Wakes of Vultures - Farming Guide

Event Currency:

• Event Currency only drops from Normal Event Stages.
• Total needed to clear shop: 5920 ( 6320 if including Furniture Parts)
• Total from Event Missions: 1530
• Total from First Clear rewards: 960 (480 from normal Stages 480 from EX stages)
• Remaining currency needed from normal Event stages: 3430
• Currency drops at a rate of 1:1 for sanity spent,  so 3430 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: 3670
• One week of Annihilation will require around 125 Sanity.
• Total Sanity required is 3795
• The event runs for 2 weeks, so natural Sanity regen supplies 3360.  The weekly mission Top pots give an extra 240 per week, for a total of 480, or 720 if you saved from the week before.  Total possible of f2p regen is about 3840
• Natural sanity generation will be enough to clear the shop. 
• Store Efficiency (source):

T3 Materials Farmable From Event Stages

• CV-6: Sugar Pack
• CV-7: Grindstone
• CV-8: Transmuted Salt

Farming efficiencies: Sugar > Grindstone > Salt

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