Underground Sea on the “Sea” is a competitive Commander tournament hosted by NorthStar CEDH in association with Collector’s Connection, taking place August 15th, 2026 at the Duluth Entertainment Convention Center (DECC) in Duluth, Minnesota.
Join us for a full day of high-level cEDH on the shore of Lake Superior. Doors will open at 10am for player check-in and round 1 will start at 11am. We will have the standard 80 minute rounds with 20 additional minutes if need be, for when time is called. After Swiss the semis and finals will have a hard cap of 3hrs. We will have a scaling prize support, the more people who sign up the more we pay out. At 30 players we will offer a cut to top 10. Once we reach 40 players, we will have a cut to top 13. Then at 60 players we will have a cut to top 16. Those that make top cut will receive a payout.
Prizing
1st Place: Underground Sea 2nd - 4th: equal cash payout rest of top cut: equal cash payout
Additional prize support will be added based on attendance.
Schedule
10:00 AM – Doors Open / Player Check-In 10:45 AM – Player Meeting 11:00 AM – Round 1 Begins
Additional round and top cut timing will be announced based on attendance.
Registration
Entry: $50
Space may be limited. Pre-registration is encouraged. A day pass will be required to attend this from the convention but a portion of the procedes go directly to local non-profits. use code "GAMER50" for 50% off your entry.
This will be a COMP REL and Proxy friendly!
