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Expert Minesweeper

30×16, 99 mines, a server-timed clock and a leaderboard. Here's how to get your Expert time down.

Play Expert now →Free · in your browser · no account needed
The Drill Yard: classic minesweeper boards with leaderboards
The Drill Yard: Beginner, Intermediate and Expert, plus the Daily Shift and records.

The Drill Yard is MineOnline's classic solo minesweeper: the three standard boards, no gimmicks, timed by the server to the hundredth of a second. Expert is the big one: 30 columns, 16 rows, 99 mines, 20.6% of the board.

Current Expert record: JeffDestroyer88 in 380.92s. See all leaderboards.

Medals to aim for

BoardBronzeSilverFast
Beginner (9×9, 10)30s20s10s
Intermediate (16×16, 40)150s100s60s
Expert (30×16, 99)360s240s150s

How to get faster at Expert

1. Chord everything

Clicking a satisfied number to open its neighbours saves most of your clicks. In MineOnline, right-click flags and Space or F over a number chords, the classic speedrunning binding.

2. Flag or no-flag?

No-flag players skip flags and only click safe tiles, which saves clicks on open boards. Flaggers place flags and chord, which is faster in dense areas. Most fast players mix both. Try a few boards each way and compare your times per 3BV.

3. Learn the patterns

1-1, 1-2, 1-2-1 and 1-2-2-1 cover a huge part of every board. Our pattern guide has diagrams for each.

4. Keep the mouse moving

Plan your next click while the current one resolves, and work along one frontier at a time instead of jumping around the board.

5. Know when a board is just hard

Every record shows the board's 3BV. A slow time on a 200 3BV board can be better play than a fast time on a 120 one.

Challenge a friend to the same board

After any run you can send a challenge link: your friend plays the exact same board and sees your time to beat. Or race them live in multiplayer minesweeper.

Questions

How big is Expert minesweeper?

30 columns by 16 rows with 99 mines, the classic Windows Expert board.

What is the world record for Expert minesweeper?

Top players worldwide clear Expert in well under a minute. On MineOnline, the leaderboards page shows the current fastest times.

Is the first click safe on Expert?

Yes. The first click never hits a mine.

Play Expert now →Free, no download. Bots fill empty seats, so a match starts in seconds.

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