Morgana's Castle is a three skin offer released in March 2017. The skins in this offer could be purchased individually using game coins. They were available for a limited time in the Skins Shop under the ‘Excalibur’ tab. The skins in this offer may not be available for purchase in the future.
The skins in the Morgana's Castle offer included the following: Cat Cauldron, Seal Knight and Mystic Bird.
Note: The Morgana's Castle offer was released again for a limited time in mid June 2018.
Details of this offer can vary depending on location, platform or time.