---
title: "S2-1 Episode 2 Drop Rates (US server)"
description: "S2-1 Episode 2 drop rates on the US server: Drill Battle Record 124.09%, Polyketon 66.67%, Rhodes Island Supplies 27.27%; 822 samples (2020-01-16 until now). Sanity cost 9. Updated 2026-10-23. Crowdsourced Arknights drop data by Penguin Statistics."
lang: en
server: US
zone_id: "main_2"
stage_id: "sub_02-01"
as_of: 2026-10-23T14:30:44Z
time_zone: UTC-7
rows: 13
rows_total: 13
canonical: "https://penguin-stats.io/en/result/us/stage/main_2/sub_02-01"
api: "https://penguin-stats.io/PenguinStats/api/v2/result/matrix?server=US&stageFilter=sub_02-01&show_closed_zones=true"
license: CC BY-NC 4.0
license_url: https://creativecommons.org/licenses/by-nc/4.0/
attribution: "Data: Penguin Statistics (penguin-stats.io), CC BY-NC 4.0"
---

# S2-1 Episode 2 Drop Rates (US server)

Server: [CN server](https://penguin-stats.io/en/result/cn/stage/main_2/sub_02-01.md) · **US server** · [JP server](https://penguin-stats.io/en/result/jp/stage/main_2/sub_02-01.md) · [KR server](https://penguin-stats.io/en/result/kr/stage/main_2/sub_02-01.md)

Sanity: 9

Item drops of S2-1 Episode 2 on the US server, by percentage, highest first

| Item | ID | Loots | Samples | Percentage | Sanity Required Per Item | Time Range |
| --- | --- | ---: | ---: | ---: | ---: | --- |
| [Drill Battle Record](https://penguin-stats.io/en/result/us/item/2001.md) | `2001` | 1020 | 822 | 124.09% | 7.25 | 2020-01-16 until now |
| [Polyketon](https://penguin-stats.io/en/result/us/item/30052.md) | `30052` | 548 | 822 | 66.67% | 13.50 | 2020-01-16 until now |
| [Rhodes Island Supplies](https://penguin-stats.io/en/result/us/item/randomMaterial_1.md) | `randomMaterial_1` | 3 | 11 | 27.27% | 33.00 | 2020-06-30 to 2020-07-14 |
| [32-hour Strategic Ration](https://penguin-stats.io/en/result/us/item/randomMaterial_3.md) | `randomMaterial_3` | 1 | 4 | 25.00% | 36.00 | 2021-01-02 to 2021-01-16 |
| [Fan Appreciation Supplies](https://penguin-stats.io/en/result/us/item/randomMaterial_4.md) | `randomMaterial_4` | 1 | 6 | 16.67% | 54.00 | 2021-04-30 to 2021-05-14 |
| [Orirock](https://penguin-stats.io/en/result/us/item/30011.md) | `30011` | 124 | 822 | 15.09% | 59.66 | 2020-01-16 until now |
| [Pure Gold](https://penguin-stats.io/en/result/us/item/3003.md) | `3003` | 72 | 822 | 8.76% | 102.75 | 2020-01-16 until now |
| [Diketon](https://penguin-stats.io/en/result/us/item/30051.md) | `30051` | 51 | 822 | 6.20% | 145.07 | 2020-01-16 until now |
| [Ester](https://penguin-stats.io/en/result/us/item/30031.md) | `30031` | 50 | 822 | 6.08% | 147.95 | 2020-01-16 until now |
| [Oriron Shard](https://penguin-stats.io/en/result/us/item/30041.md) | `30041` | 47 | 822 | 5.72% | 157.40 | 2020-01-16 until now |
| [Sugar Substitute](https://penguin-stats.io/en/result/us/item/30021.md) | `30021` | 33 | 822 | 4.01% | 224.16 | 2020-01-16 until now |
| [Damaged Device](https://penguin-stats.io/en/result/us/item/30061.md) | `30061` | 33 | 822 | 4.01% | 224.16 | 2020-01-16 until now |
| [Furniture](https://penguin-stats.io/en/result/us/item/furni.md) | `furni` | 6 | 822 | 0.73% | 1232.88 | 2020-01-16 until now |

Samples: runs of the stage reported in the time range. Loots: total number of the item dropped in those runs. Percentage = Loots ÷ Samples, the expected number dropped per run, which can exceed 100%. Sanity Required Per Item = Sanity ÷ Percentage. Time Range: since the drop table of the stage last changed.

Updated 2026-10-23 07:30 (UTC-7). [Full data (JSON)](https://penguin-stats.io/PenguinStats/api/v2/result/matrix?server=US&stageFilter=sub_02-01&show_closed_zones=true). License: [CC BY-NC 4.0](https://creativecommons.org/licenses/by-nc/4.0/)