Issues and bugs reported to GOG support and THQ Nordic support multiple times by multiple individuals, repeatedly for several years.
Subjects: AquaNox, AquaNox 2: Revelation, Chaser, SpellForce Platinum, The Book of Unwritten Tales, The Book of Unwritten Tales 2.
Issues: Missing several languages.
Outcome: No action has been taken.
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Subjects: ArcaniA, The Book of Unwritten Tales 2, Monster Jam Steel Titans, The Raven Remastered, Darksiders Genesis.
Issues: Missing multiple updates, anomalies and bugs never fixed.
Outcome: No action has been taken.
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Subjects: Codename Panzers Series, Monster Jam Steel Titans, SpellForce 2, The Book of Unwritten Tales, The Book of Unwritten Tales: Critter Chronicles, The Raven Remastered.
Issues: Missing DLCs and soundtracks.
Outcome: No action has been taken.
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Subjects: Battle Chasers: Nightwar, Desperados III, The Book of Unwritten Tales: Critter Chronicles.
Issues: Missing Linux builds.
Outcome: No action has been taken.
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Subjects: Darksiders Genesis, Kingdom of Amalur Re-Reckoning, SpongeBob SquarePants: Battle for Bikini Bottom - Rehydrated.
Issues: Multiple broken achievements.
Outcome: No action has been taken.
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Response: THQ Nordic's support is non-existent, their modus operandi is to release their games and abandon them if unexpected critical issues arise.
Sources: Games that treat GOG customers as 2nd Class v2