HEXAGON

Goal: Score points by clearing lines. Speed increases each level.

Line Clears: Form contiguous runs of 6+ cells along diagonals. Vertical columns intersecting a cleared diagonal also clear.

Helper Piece: A single tile spawns immediately upon level up. It moves horizontally through blocks and drops under ledges.

Difficulties: Easy (1x points, 4-tile pieces), Medium (2x points, mixed 4+5-tile pieces), Hard (3x points, center blocker cell).