# Memory Keys

:key2:**Memory Keys** - in-game object. The **Players** receive the  :key2:**Memory Keys** to a successful <mark style="color:red;">**Attack**</mark> or <mark style="color:yellow;">**Defense**</mark>

* Players can use the  :key2:**Memory Keys** for the sacrifice at the <mark style="color:orange;">**Altars**</mark>
* The collection of  :key2:**Memory Keys** to the <mark style="color:orange;">**Altars**</mark> takes 1 week in real-time
  * Depending on which <mark style="color:orange;">**Altars**</mark> have collected more  :key2:**Memory Keys** (Light or Dark), a random perk is automatically selected
  * At the end of the week, Players collect 1 perk at <mark style="color:orange;">**Altars**</mark> of the clan
* Perks are activated forever