Core Building
Virus Research Institute
Increases your virus resistance. Higher levels increase the amount of virus resistance.
Unlock
Unlock information unavailable.
Level Scope
Levels 1-35 upgrade costs + build times.
Upgrade Notes
Base costs shown below. Use our building calculator for costs with your bonuses applied , or set your resource reduction:
Upgrade Costs and Requirements
| Level | Immune Protein | Time | Season XP | virus resistance |
|---|---|---|---|---|
| 1 | 0 | - | 5.90k | 100 |
| 2 | 10.47k | 00:12:30 | 6.80k | 200 |
| 3 | 20.94k | 00:18:45 | 31.10k | 300 |
| 4 | 41.89k | 00:28:08 | 35.70k | 400 |
| 5 | 83.78k | 00:42:12 | 41.10k | 500 |
| 6 | 117.25k | 01:03:17 | 47.20k | 750 |
| 7 | 152.50k | 01:34:56 | 54.30k | 1.00k |
| 8 | 182.98k | 02:22:23 | 62.50k | 1.25k |
| 9 | 219.54k | 03:33:35 | 71.80k | 1.50k |
| 10 | 263.48k | 05:20:22 | 82.60k | 1.75k |
| 11 | 316.12k | 05:52:24 | 95.00k | 2.00k |
| 12 | 379.42k | 06:27:39 | 104.50k | 2.25k |
| 13 | 455.25k | 07:06:25 | 114.90k | 2.50k |
| 14 | 543.40k | 07:49:03 | 126.40k | 2.75k |
| 15 | 652.12k | 08:35:57 | 139.10k | 3.00k |
| 16 | 717.31k | 09:27:33 | 153.00k | 3.40k |
| 17 | 789.01k | 10:24:18 | 168.30k | 3.80k |
| 18 | 867.97k | 11:26:44 | 185.10k | 4.20k |
| 19 | 954.74k | 12:35:24 | 203.60k | 4.60k |
| 20 | 1.05M | 13:50:57 | 224.00k | 5.00k |
| 21 | 1.16M | 15:14:02 | 246.40k | 5.50k |
| 22 | 1.27M | 16:45:26 | 258.70k | 6.00k |
| 23 | 1.40M | 18:25:59 | 271.60k | 6.50k |
| 24 | 1.54M | 20:16:35 | 285.20k | 7.00k |
| 25 | 1.69M | 22:18:14 | 299.50k | 7.50k |
| 26 | 2.01M | 1d 00:32:04 | 314.40k | 8.00k |
| 27 | 2.32M | 1d 02:59:16 | 330.10k | 8.50k |
| 28 | 2.64M | 1d 05:41:11 | 346.70k | 9.00k |
| 29 | 3.20M | 1d 08:39:19 | 364.00k | 9.50k |
| 30 | 4.00M | 1d 11:55:14 | 382.20k | 10.00k |