Aug 22–23 · 2026 · San Mateo, CA
Breach the Bay 2
cEDH $25K · the largest competitive commander event ever
Presented by Doot Loot & Merlion Games · Hosted alongside the Topdeck Invitational
Register on Topdeck → Explore the Weekend
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$25,000 Guaranteed◆580 Seats + Waitlist◆Completely Proxy Friendly◆Livestreamed Both Days◆Top 64 Paid◆Legacy & Premodern 3K Opens◆
Round 1 begins in
—Days
—Hours
—Minutes
—Seconds
$25K
Min. Guaranteed
$125
Entry Fee
580
Player Cap
64
Paid Placements

Two events,
one weekend

Breach the Bay 2 runs on the same floor as the Topdeck Invitational — the finale of the 2026 Championship Series.

The Main Event · cEDH
Breach the Bay 2

A two-day competitive Commander gauntlet. Six Swiss rounds on the "Japanese" points system Day 1, cutting to a Top 64 single-elimination bracket Day 2. Decklists required, Competitive REL, fully proxy friendly.

$125 ENTRY580 CAP + WAITLIST6 SWISS → TOP 64COMP REL
Register on Topdeck →
Running Alongside
Topdeck Invitational

The premier competitive EDH circuit crowns its champion. The top of the 2026 leaderboard plus every Diamond winner converge in San Mateo.

CHAMPIONSHIP SERIES 2026INVITE ONLY
Series details → View leaderboard →
Qualified for the Invitational? Sign up for Breach the Bay 2 and get a full refund of your entry. Finished 65th–70th on the leaderboard? Claim one of 6 free Breach entries.

$25,000 guaranteed

Paid out to the Top 64. The pool upgrades as registration climbs.

★ Champion
$3,850
+ Champion Playmat & engraved Trophy
2nd – 4th$1,650 ea
5th – 16th$450 ea
17th – 64th$225 ea
Top 4 / Top 16+ Placement Playmats
↑ Payouts upgrade at 475 and 550 signups — the room decides the pool.

The schedule

Day 01

Saturday · Aug 22

7:30 AMPlayer check-in opens in the Foyer
8:00 AMEvent hall opens · check-in continues
8:45 AMPlayers' Meeting
9:00 AMRound 1 begins · 6 rounds Swiss
8:30 PMVenue closes
Day 02

Sunday · Aug 23

7:30 AMCheck-in opens · Redemption event
8:00 AMHall opens · redemption registration
8:15 AMDay 2 Players' Meeting
8:30 AMTop 64 single elimination begins
9:00 AMRedemption Event begins

Eternal side events

cEDH isn't your only path to glory. Bay Area Eternal brings two 64-player $3K gauntlets to the floor — old gods, eternal formats.

Bay Area Eternal — Legacy
Eternal Format · By Bay Area Eternal

Legacy

64Player Cap Aug 22Saturday

Thirty years of Magic's most powerful cards. Hosted by Bay Area Eternal.

$60 ENTRY$3K GUARANTEED6 SWISS → TOP 8COMP RELPROXY FRIENDLY
Register on Topdeck →
Bay Area Eternal — Premodern
Eternal Format · By Bay Area Eternal

Premodern

64Player Cap Aug 23Sunday

Experience the Golden Age of Magic. Hosted by Bay Area Eternal.

$60 ENTRY$3K GUARANTEED6 SWISS → TOP 8COMP RELPROXY FRIENDLY
Register on Topdeck →
Bay Area Eternal
Eternal side events presented in
partnership with Bay Area Eternal
Not playing eternal? Redemption Event — Sunday, Aug 23 · 9:00 AM
Second-chance bracket for players outside the cEDH Top 64.
Artist Alley

Meet the artists

Headlined by fantasy painter Lucas Graciano — with more signers, painters & alter artists to be announced. Signings, prints & originals all weekend.

Artists & guests →
On the floor

Vendors

Doot Loot Merlion Games The Mana Vault Siege Ryano Games F6 Supply
More
TBA

Singles, sealed, accessories & more — buying and selling all weekend. More vendors to be announced.

Venue & travel

The Hall

San Mateo Convention Center
— Fiesta Hall

1346 Saratoga Dr
San Mateo, CA 94403

Open in Maps →
Where to stay

Hotel Block

A room block for Breach the Bay 2 attendees is being arranged. Check back for the host hotel, booking link & rates.

Hotel Block · TBD

Claim your seat

580 seats. One champion. Let's make this the largest cEDH event in history.

Register on Topdeck — $125 →