How to Get a High Score in Color Lines

Color Lines, the classic puzzle most people remember as Lines 98, can't be "won" — the board only ever fills up, and the goal is the biggest score you can squeeze out before it does. The good news is that a high score is almost entirely a matter of a few learnable habits. Here is the shortest path to a personal best.

Exploit the free-turn rule

The most important rule in the game is also the easiest to miss: completing a line of five or more is a free turn that drops no new marbles. That means holding a line one extra move costs you nothing but a little board space. The scoring rewards length steeply — five marbles score 10, six score 12, seven score 18, eight score 28 — so a player who patiently grows lines instead of clearing them on sight can multiply their score several times over. Treat "five-in-a-row" not as a finish line but as a checkpoint: keep adding to it until the board forces your hand, then cash it in. This single shift in mindset is worth more than every other tip combined, because it changes every move you make for the rest of the game.

Read the preview, then invest in it

The status bar shows the next three marbles and the board marks their landing squares as faint ghosts. Most players use this only to dodge — to avoid moving onto a square a marble is about to claim. The stronger move is to invest: if a color you're already building appears in the preview, clear a slot beside your existing line so the new marble drops straight into formation. Because the spawned colors tend to repeat, leaning into whichever color you already have the most of compounds quickly.

Build on the edges, keep the center open

It is tempting to build through the middle, where a line can grow in four directions. In practice the center is your road network: you need it clear so marbles can travel. Build your lines along the top, bottom and side rows instead — edges have fewer directions to defend, corners anchor a line, and your half-finished structures stay out of the traffic. Keep a few central squares permanently empty as transit lanes and you'll rarely get stuck with a marble that can't reach where it needs to go.

Set up crossing combos

The single highest-value pattern in Color Lines is the crossing: arrange two lines — say a horizontal and a diagonal — that share one final empty square. The marble that completes that square clears both lines at once, stacking the score from a single move. They take setup and a little luck from the preview, but one good crossing can be worth a quarter of an entire game's score.

Lean on Smart Move when you're stuck

If you can't see a productive move, the game's Smart Move hint scans every marble and every square it can reach, plays a clearing move when one exists, and otherwise highlights the move that grows your longest run. It's a good teacher: watch which marble it picks and you'll start to recognize the same opportunities yourself. For the mechanics behind it, see How the Pathfinder Works.

Put together — grow lines instead of clearing them, invest in the preview, build the edges, and hunt crossings — these habits routinely take a casual 400-point game into the thousands. The full version with worked examples lives in the Color Lines strategy guide.