| Event | Synopsis | Medals | Gallery |
Ancient Forge (AF) is the second Vignette event and first Festival event in Arknights.
Operations[]
Clear 1-10 to access the AF operations.
| Operations | AF-1 • AF-2 • AF-3 • AF-4 • AF-5 • AF-6 • AF-7 • AF-8 |
|---|---|
| Interludes | Ancient Forge I • Ancient Forge II • Ancient Forge III |
- AF-1 is accessible once Episode 02 is unlocked.
- AF-2 is accessible once Episode 03 is unlocked.
- AF-3 and AF-4 is accessible once Episode 04 is unlocked.
- AF-5, AF-6, and AF-7 is accessible once Episode 05 is unlocked.
- AF-8 is accessible once Episode 06 is unlocked.
Operators[]
Headhunting[]
- Main article: Headhunting/Banners/Former/2020
The first Festival limited headhunting banner, Earthborn Metals, is featured.
A single 
Ten-roll Headhunting Permit are given for free (as an in-game mail) by signing in for the first time while the Earthborn Metals banner is up.
Recruitment[]
The 
★3 Recruitment Exchange Voucher I and 
★4 Recruitment Exchange Voucher I are added to the Distinctions Store, which gives the Operator from the respective rarity available from recruitment when used, costing 200 
and 750 , respectively.
Quantum Firecrackers[]
During the event, all Operations except Challenge Mode, Annihilation, and Inferno Mode will award 
Quantum Firecracker equal to the amount of 
Sanity spent.
The following rewards will be given once the player accumulated a certain threshold of Quantum Firecrackers:
60 
|
 2K |
| 120
|
 6 |
| 180
|
 20 |
| 240
|
 2 |
| 300
|
 5 |
| 360
|
5K |
| 420
|
 50 |
| 480
|
 2 |
| 540
|
Ancient Forge I |
| 600
|
 |
| 650
|
|
| 700
|
8K |
| 750
|
3 |
| 800
|
 2 |
| 850
|
Ancient Forge II |
| 900
|
15 |
| 950
|
 1 |
| 1000
|
8 |
| 1050
|
150 |
| 1100
|
15K |
| 1150
|
Ancient Forge III |
| 1200
|
1 |
| 1240
|
15 |
| 1280
|
3 |
| 1320
|
1 |
| 1360
|
20 |
| 1400
|
 1 |
| 1440
|
1 |
| 1480
|
3 |
| 1520
|
 1 |
| 1560
|
1 |
| 1600
|
 1 |
Login Event[]
During the event, login to the game to claim the following rewards:
New outfit[]
| Day 1 |  2 2 |
|---|---|
| Day 2 | 2 30K |
| Day 3 | 2  5 |
| Day 4 | 2 20 |
| Day 5 | 2  2 |
| Day 6 | 1  5 |
| Day 7 | |
| Day 8 | 5  5 |
| Day 9 | 10  10 |
| Day 10 |  1 200 |
Special[]
These rewards are given as in-game mails.
| Day 1 | 1 |
|---|---|
| Day 2 | 1  1 |
| Day 3 | 1  1 |
| Day 4 | 1 |
| Day 5 | 1 1 |
| Day 6 | 1 1 |
| Day 7 | 1 |
| Day 8 | 1 1 |
| Day 9 | 1 1 |
| Day 10 | 1 |
| Day 11 | 1 2 |
| Day 12 | 1 2 |
| Day 13 | 1 1 |
| Day 14 | 1  1 |
Special Packs[]
The following two packs are available in the Packs Store until August 19, 2020:
| Pack | Content | Price |
|---|---|---|
Half Year Anniversary Special Pack 
|
51  1 1K  2.02K |
US$29.99 |
Half Year Anniversary Resource Pack 
|
90 1 200K 4 20  50  100 20 50 |
US$49.99 |
- Note: Both packs can only be purchased once per account.
Outfits[]
The following outfits are available in the Outfit Store until August 26, 2020:
| New |
|---|
Furniture[]
The Lungmen Eatery furniture set is available in the Furniture Store until August 26, 2020.
Miscellaneous[]
During the event, all daily and chip operations are always available.