Pokemon Red/blue
It’s been over 20 years since Pikachu and the rest of those goofy-looking monsters first arrived in our pockets, yet their popularity is showing no signs of dying down. The concept was simple: collect all 151 monsters and become the Pokemon champion, and yet this shock-proof formula has retained the attention of children and adults alike to this day. And best of all, you could challenge your friends to a battle to sort out a disagreement without any risk of ending up in A&E. 1996 / Game Boy