Tetris Unblocked
Few games have stood the test of time the way Tetris has. Created by Alexey Pajitnov in 1984, Tetris built an entire puzzle game genre around one simple idea — stack falling Tetrominoes, clear complete lines, and survive as long as possible before the pile reaches the top.
Tetris Unblocked brings that same classic experience straight to your browser — no download, no sign-up, just pure block-dropping puzzle action whenever you need it.
How to Play Tetris Unblocked
Mouse Controls:
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Left Click — Hard Drop
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Right Click — Hold piece
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Move mouse left/right — Move piece
Keyboard Controls:
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Left / Right Arrow Keys — Move pieces left and right
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Up Arrow — Rotate right
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Z Key — Rotate left
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Down Arrow — Soft drop
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Spacebar — Hard drop
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C Key — Hold a piece for later use
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ESC — Pause
Gameplay:
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Fill complete horizontal lines to clear them and score points
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Use the Ghost Piece appearing below your falling piece to find the best placement
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Watch the Next Queue to plan your placement before the piece arrives
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Store a piece in the Hold Queue using C and swap it in when needed
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Game ends when your stack reaches the top of the board
Score Values
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Single Line Clear — 100 points
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Double Line Clear — 300 points
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Triple Line Clear — 500 points
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Tetris Line Clear — 800 points
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T-Spin Single — 800 points
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T-Spin Double — 1200 points
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T-Spin Triple — 1600 points
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Back-to-Back Tetris or T-Spin — 0.5x bonus on top
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All scores multiply by your current level
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Frequently Asked Questions
Who created Tetris Unblocked?
Alexey Pajitnov created Tetris in 1984 — born from his programming experience and love of puzzles. It has since become one of the most recognized and played puzzle games across nearly every gaming platform ever made.
What is the Ghost Piece in Unblocked Tetris?
The Ghost Piece appears directly below your falling Tetromino and shows exactly where it will land. Use it to place pieces precisely without guessing — especially useful when the stack gets high and decisions need to be fast.
What is the highest scoring move in Tetris Unblocked?
A Tetris Line Clear scores 800 points base — clearing four lines at once with one piece. Chain consecutive Tetris or T-Spin clears to trigger the Back-to-Back bonus which adds 0.5x on top of your base score, multiplied further by your current level.
Conclusion
Tetris Unblocked delivers the timeless block-dropping experience that has kept players hooked since 1984. Every line you clear, every Tetris you land, and every Back-to-Back bonus you chain adds up to a run worth beating.
Head to Tetris Unblocked and start stacking — how long can you keep the board clear?