OBJECTIVE

You ride the rim of a geometric vortex. Enemies spawn in the depths and crawl up the lanes toward you. Shoot them before they reach the rim. Clear all enemies to advance to the next frequency.

CONTROLS

• ←→ / AD — Move between lanes
• SPACE — Fire into the tube
• Z — Superzapper (clears all visible enemies, 1 per level)
• ESC / P — Pause

SCORING

• Flipper — 150 pts
• Tanker — 200 pts (splits into 2 darts)
• Spiker — 250 pts (leaves spike trail)
• Fuseball — 500 pts (erratic, dangerous)
• Lane clear bonus — 100 pts per empty lane

INTEL

• Enemies at the rim can pull you in — don't let them reach you
• After clearing a level, you fly down the tube — dodge the spikes!
• Superzapper recharges each level (1 use per level)
• Tube shapes change every level — stay sharp
• Extra life every 20,000 pts