A classic vertical shoot 'em up inspired by Twinbee and Parodius. Fly through 10 colorful worlds, collect power-ups, defeat bosses and climb the highscore ladder – right in your browser, no download required.
▶ PLAY NOWFeatures
10 WORLDS
From Candy Nebula to The Core – every level features a unique visual theme and enemy formation.
4 WEAPON TIERS
12 weapon levels across 4 tiers: PULSE, TWIN, BURST and NOVA. Each tier fundamentally changes firing pattern, speed and damage.
CLONE SHIPS
Up to 3 semi-transparent companion ships follow with a slight delay and fire in sync – quadrupling your firepower.
BOSS FIGHTS
Every level ends with a boss encounter. Boss HP scales +20 % per level – from 140 HP (L1) to 722 HP (L10).
COMBO SYSTEM
Defeat enemies in quick succession for multiplier bonuses. Up to COMBO ×10 for 2,000 bonus points per 3-kill streak.
OFFLINE / PWA
Installable as a Progressive Web App. Once loaded, the game runs completely offline.
Controls
Power-Ups
WEAPON UP
Raises weapon level by one step (max. 12). Penalty on hit: −2 levels.
CLONE SHIP
Adds a companion ship that follows with a slight delay and fires alongside you. Max. 1 in L1–3, max. 2 in L4–6, max. 3 from L7 onward.
SHIELD
20 seconds of invincibility. A rotating hexagonal shield indicates active protection.
BOMB
Destroys all enemies on screen and clears all projectiles. Spectacular screen flash with screen shake.
+1 LIFE
Grants one extra life. Every defeated boss is guaranteed to drop a life power-up.
10 Worlds
Technical
Free to play – right in your browser, no download needed.
▶ PLAY ZYRONYX