Lauri Happonen
professional League of Legends player
- Born
- 15 November 1994
- Died
- 31 July 2026, aged 31
Lauri Happonen (born 15 November 1994), known by the pseudonym Cyanide, is a Finnish former professional League of Legends player. He competed as a professional esports player from 2010 to December 2014, using the name CyanideFI until 2012, and worked as an online streamer until 2016. His YouTube channel, Cyanide, had about 39,500 subscribers in April 2025, and his X account had about 114,600 followers in February 2023.
Lauri Happonen’s social media accounts
2 external identifiers
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