SPACE INVADERS

Controls

Move

← → ↑ ↓ / WASD (or drag on touch)

Shoot

Space (or tap on touch)

Reverse

R to flip ship and shoot behind you

Pause

Start

Enter / Start button

Tip: chain kills to raise multiplier

Legend

• Blue/Red orbs = upgrades/mods (unless Hardcore Mode)
• Boss mods appear under boss HP bar

Achievement Words

MULTIKILL — kill 3 enemies quickly (chain).

MAYHEM — kill 6 enemies quickly (chain).

ANNIHILATION — kill 10 enemies quickly (chain).

PERFECT DODGE — let a bullet pass very close without getting hit.

OVERDRIVE — reach max multiplier (x9).

SURVIVOR — defeat a boss while at 1 life.

SAVES — Phoenix revive triggers.

Permanent Wave Tiers

1v1 (Waves 10–19) — +1 extra modifier, +1 life dmg, bigger shots, 5% homing.

2v2 (Waves 20–29) — +2 extra modifiers, +1 life dmg, +Runic Pulse (20%), death mines (5 dmg).

3v3 (Waves 30–39) — +3 extra modifiers, +1 life dmg, 20% shielded spawns, enemies roll 2–5× dmg.

4v4 (Waves 40–49) — +5 extra modifiers, +1 life dmg, 10% mini black hole on death, 10% glowing drain aura, 20% Dreadnaught blocks LIFE orbs.

5v5 (Wave 50+) — +5 extra modifiers, +5 life dmg, Soul Linked: each kill buffs all remaining enemies +1 dmg (stacks).