Fire Line Merge Defense is a thrilling merge game that puts you in command of crafting and upgrading a range of deadly weapons. As you progress, you'll unlock various guns in your arsenal, and your goal is to strategically combine and upgrade them into even more formidable cannons. These weapons will be essential as you face increasingly powerful waves of digital cubes and challenging bosses. Your tactical skills and ability to merge weapons efficiently will determine your success in defending against the relentless onslaught. Prepare for an addictive blend of weapon crafting and tower defense gameplay.