Arknights wiki
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Headhunting
Arknights' gacha in detail. The 2% six-star rate, the published escalation that reaches 100% by pull 99, the weak featured guarantees, and how the counter carries between standard banners.
Headhunting Data Contracts
Arknights' spark system, added in 2024. One contract per pull on limited banners, 300 buy the rate-up limited six-star, 75 buy a rate-up five-star, and contracts expire when the banner ends.
Release history
Arknights' timeline, from the May 2019 Chinese launch and January 2020 global release through the sixth global anniversary in 2026 and the launch of its sibling game Endfield.