Defend your volcanic labyrinth from invading creatures!
Click/Tap empty cells to place towers.
Keys 1-4 to switch tower type.
Click existing towers to upgrade them.
● Lava Spitter (15) — Ranged damage
● Bellows (20) — Slows & pushes enemies
● Hot Spring (25) — Heals towers, steam damage
● Obsidian Wall (8) — Blocks path, forces reroute
Earn obsidian from defeated enemies. Don't let them reach the caldera heart!