> For the complete documentation index, see [llms.txt](https://doc.sololeveling.space/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.sololeveling.space/sololeveling-unlimited/digital-collectible/gate-key.md).
# Gate Key
Gate Key Example: S-Rank Gate Key
## 1. Description
**The first item required for obtaining Monster Cards** is a Gate Key.
The Gate Key are classified from rank E to S.
To enter a gate and obtain a random box containing Monster Cards, **a Gate Key of a corresponding rank must be used.**
#### **Gate Key Rank by Image**
| E-Rank | D-Rank | C-Rank | B-Rank | A-Rank | S-Rank |
| -------------------------------- | -------------------------------- | -------------------------------- | -------------------------------- | -------------------------------- | -------------------------------- |
|  |  |  |  |  |  |
## 2. Acquisition Method
You can purchase Gate Keys from the in-game shop, and one E-Rank Gate Key is available free of charge every 24 hours.
Active users and community contributors will be rewarded with special discounts on Gate Key purchases in upcoming updates.
Additionally, The Fiat On Ramp feature will also give users more payment options.
## 3. Use
**Gate Keys are required to enter gates.** \**(1 required for 1 entry)*
Note that users must have **a Gate Key of the same rank as their Hunter Rank to use it**.
Example: An S-Rank Gate Key can only be used by users who have reached S-Rank Hunter Rank.
| Hunter Rank | Available Gate Key |
| ----------- | ---------------------- |
| E-Rank | E-Rank Gate |
| D-Rank | E-Rank \~ D-Rank Gate |
| C-Rank | E-Rank \~ C-Rank Gate |
| B-Rank | E-Rank \~ B-Rank Gate |
| A-Rank | E-Rank \~ A-Rank Gate |
| S-Rank | E-Rank \~ S-Rank Gate |
---
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