Sand Blocks Level 577 Walkthrough
10/21/2026
Overview
Vertical merge focus on Level 577. Full solution.
Step-by-step walkthrough
Level 577 rewards vertical merges over horizontal. Cluster colors vertically. When 3 vertical same-color cells align, drop 4th → 4 cells merge into 1 tall block. Tall block clears 4 rows when matching color touches. Vertical merges 2x more efficient than horizontal on Level 577.
💡 Pro tip
Vertical merge clusters. 4 cells → 1 tall block → 4-row clear. 2x efficient.