Planetary System

Planetary System is a strategy duel on a 13 by 13 star map. Command the dark stars against a rival AI and its pale planets. Take turns placing pieces and align five in a row - horizontal, vertical, or diagonal - to win the battle.

Features:
- Three AI rivals with heuristic tactics: NOVA, PULSAR, and QUASAR
- Unlock tougher rivals by stacking victories
- Undo charges, hint beacons, and tactical pacts in the Star Market
- Smooth placement animations, last-move glow, and winning-line highlight
- Earn star coins from victories and spend them on real advantages
- All sound effects synthesized live, no downloads needed

Plan your lines, block your rival, and rule the star map.