Night Swarm Survivor is a browser horde-survival roguelite: drift through a scrolling field as auto-fire clears slimes and bats, bank XP level-ups, and meet a stage boss once each wave-based stretch ends. No install, no account, nothing uploaded.
Still deciding if tonight is a horde-survival night? See when Night Swarm Survivor fits.
Steer with WASD or the arrow keys; auto-fire handles the nearest enemy for you. Clear each wave-based stretch and a stage boss spawns. About 28 KB loads when you press Play.
Night Swarm Survivor
Press Play and a full horde roguelite loads in the tab. Click Start on the title screen, then move with WASD, arrow keys, the on-screen touch joystick, or a gamepad. Weapons fire automatically; collect XP orbs to level up, pick weapon upgrades, and survive waves through Forest, Crypt, and Tundra stages with bosses.
Controls at a glance:
| Action | Input |
|---|---|
| Move | WASD, arrows, touch joystick, or left gamepad stick |
| Attack | Automatic weapons |
| Pause | Pause button or gamepad Start |
| Saves | localStorage ftol:nightswarmsurvivor:* |
High scores, achievements, settings, and daily challenge results persist locally under ftol:nightswarmsurvivor:save and ftol:nightswarmsurvivor:speedrun. Adapted from ricardo-foundry canvas-vampire-survivors (MIT); credits and license ship next to the game files.