197K accounts from GTAGaming (gtagaming.com) were exposed in this breach. Besides email addresses, it included passwords, which makes it a high-risk breach.
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Dates of birthEmail addressesIP addressesPasswordsUsernamesWebsite activity
In August 2016, the Grand Theft Auto forum GTAGaming was hacked and nearly 200k user accounts were leaked. The vBulletin based forum included usernames, email addresses and password hashes.
Source: Have I Been Pwned (CC BY 4.0)