ESL Challenger League Season 52: Europe - Cup #6 is a Counter-Strike 2 online tournament organized by FACEIT. The event features 16 teams competing for a $7,000 USD prize pool across Europe from September 6–8, 2026.

The tournament follows a two-stage format: a Group Stage consisting of four double-elimination (GSL) groups with 4 teams each (all matches Bo3), with the top 2 teams from each group advancing to the Playoffs. The Playoffs are a single-elimination bracket with Bo3 matches throughout. The winner qualifies to the Regional Final and receives $4,000, with second place earning $2,000 and third place $1,000.