TL;DR
The best-selling games of all time include Minecraft (300M+), GTA V (210M+), and Tetris (complex multi-platform counts) — far ahead of typical AAA titles.
Sales Ranking (approx., varying methodologies)
| Rank | Game | Sales |
|---|---|---|
| 1 | Minecraft | 300M+ |
| 2 | GTA V | 210M+ |
| 3 | Tetris (EA Mobile) | 100M+ |
| 4 | Wii Sports | 82.9M+ |
| 5 | PUBG | 75M+ (console/PC) |
| 6 | Mario Kart 8 Deluxe | 70M+ |
Takeaways
- Free/long-tail operations and multi-platform reach drive sales records.
- Methodologies differ (physical vs digital vs free-to-play).
Sources
- Wikipedia: List of best-selling video games (cumulative)
- Publisher earnings reports