The New Product Liability Directive
single-market-economy.ec.europa.eu
single-market-economy.ec.europa.eu
However, where software is supplied in exchange for a price, or for personal data used other than exclusively for improving the security, compatibility or interoperability of the software, and is therefore supplied in the course of a commercial activity, this Directive should apply.
Types of damages which people have a right to claim compensation (through national courts) also include: death or personal injury, including medically recognised damage to psychological health;
destruction or corruption of data that are not used for professional purposes.
Presumably, the Cat Mario flash game may be a defective product if it has caused damage to your psychological health