u/bigjobbyx

The Konami Code is a famous cheat code sequence ↑ ↑ ↓ ↓ ← → ← → B A (often followed by Start/Select), first created by Kazuhisa Hashimoto in 1986 for the NES game Gradius. It allows players to unlock bonuses, such as 30 lives in Contra, and has become a pop culture Easter egg hidden in websites, games, and media.