The conversation between human and AI assistant.
[|Human|] From the passage identify the spin-off games release in the universe of Clash of Clans. Display the results in a comma separated format.
[|AI|] Clash Royale, Clash Quest, Clash Mini, Clash Heroes
[|Human|] 
From the passage identify the spin-off games release in the universe of Clash of Clans. Display the results in a comma separated format.