FireLine: Merge Defense

About FireLine: Merge Defense

Unlock a variety of guns in your arsenal. Combine to upgrade your cannon and take a tactical position to defend against increasingly powerful waves of cubes and deadly bosses.

FireLine: Merge Defense details

Category

Clicker games

Platform

Web browser (HTML5)

Controls

Mouse

Price

Free to play

Players

Single player

Added

September 4, 2026

Tags & genres

• 1 Player
• Arcade
• Bounce
• Difference
• HTML5
• Online

Frequently asked questions

How do you play FireLine: Merge Defense?

Mouse

Is FireLine: Merge Defense free to play?

Yes. FireLine: Merge Defense is free to play on PlayyZone, with no payment, no account and no download.

What kind of game is FireLine: Merge Defense?

FireLine: Merge Defense is a clicker game. It is tagged 1 player, arcade, bounce, difference, html5.

Do I need to download or install FireLine: Merge Defense?

No. FireLine: Merge Defense is an HTML5 browser game — it loads and runs in the tab you are already in, on a laptop, a phone or a tablet.