Keys (Pet Simulator 99)

Keys are a type of item in Pet Simulator 99. Keys are used to open chests, secret rooms, etc. Majority of keys need to be combined with a lower and upper half to use they. Also, when using keys, level up the Keys Mastery. 
==List of keys==
There so many keys in the game. The table includes lower and upper halfs.
Name 	Rarity	Use 	Image
Castle Key 	 	Used to open the Castle in Area 3. 	
Prison Key 	 	Used to open the Prison Chest. 	
Crystal Key 	 	Used to open the Crystal Chest. 	
Crystal Key: Upper Half 	 	Used to combine with the lower half to create a Crystal Key. 	
Crystal Key: Lower Half 	 	Used to combine with the upper half to create a Crystal Key. 	
Hacker Key 	 	Used to open the Hacker Chest. 	
Tech Key 	 	Used to open the Tech Chest. 	
Tech Key: Upper Half 	 	Used to combine with the lower half to create a Tech Key. 	
Tech Key: Lower Half 	 	Used to combine with the upper half to create a Tech Key. 	
Backrooms Key 
✖ Removed 	 	Used to open backrooms rooms during Backrooms Event 2024 
(Key removed as the event has been ended)	
Haunted Backrooms Key✖ Removed 	 	Used to open the Haunted Backrooms during Halloween Event 2024 
(Key removed as the event has been ended)	
Treasure Hideout Key 	 	Used to enter the Treasure Hideout minigame for 30 minutes. 	
Treasure Hideout Key: Upper Half	 	Used to combine with the lower half to create a Treasure Hideout Key.	
Treasure Hideout Key: Lower Half	 	Used to combine with the upper half to create a Treasure Hideout Key.	
Void Key 	 	Used to open the Void Chest. 	
Void Key: Upper Half 	 	Used to combine with the lower half to create a Void Key. 	
Void Key: Lower Half 	 	Used to combine with the upper half to create a Void Key. 	
Secret Key 	 	Used to enter in Secret Rooms. 	
Secret Key: Upper Half 	 	Used to combine with the lower half to create a Secret Key. 	
Secret Key: Lower Half 	 	Used to combine with the upper half to create a Secret Key. 	
Santa Key 	 	Used to open Santa's Cottage during Christmas Event 2024 (Limited) 	
Golden Prison Key 	 	Used to open the Prison Chest, with a 10x huge chance. 	
Deep Backrooms Key 
✖ Removed 	 	Used to open deep backrooms rooms during Deep Backrooms Event 2024 
(Key removed as the event has been ended)	
Category:Pet Simulator 99
Category:Items
Category:Keys