Sand Blocks Level 537 Walkthrough
10/21/2026
Overview
Corner protocol on Level 537. Full solution.
Step-by-step walkthrough
Level 537 tests corner protocol. Keep 4 corners empty until drop 12. When corners must fill, matching shapes only. Corner order: BL → BR → TL → TR. Corners that clog take 5+ drops to recover. Level 537 has 10-11 corner-filling moments. Watch corner timing at drops 3, 9, 15, 21.
💡 Pro tip
Corners empty until drop 12. Order: BL → BR → TL → TR.