Merge TikTok Gravity Knife

Combine blades by merging identical knives to craft powerful gravity knives, advancing through incremental upgrades and unlocking new designs. Players strategically match and merge weapon variants to maximize their collection while managing limited inventory space. Focus lies on refining the merging mechanic under tense resource constraints to progress through weapon tiers efficiently. Key Features • Merging identical knife units • Inventory slot management • Tier-based weapon upgrades • Strategic merge optimization • Gravity knife design variations