Ancient citadel tower defense game with tactical placement and wave survival.
- Exact Game Genre: 2D Grid Tower Defense.
- Sub-Genre: Tactical Wave Defense and Resource Management.
- Splash screen displaying citadel emblem and preloading game assets.
- Main menu screen linking to Campaign Play, How to Play, Audio Settings, and About.
- How to Play screen explaining defensive grid tiles, tower capabilities, and enemy types.
- Settings screen with toggle controls for sound synthesis and touch vibration.
- About screen displaying version 20.20.20 and local execution specifications.
- Game screen rendering tactical paths and placement zones on a 60 frames per second SurfaceView.
- Touch-based tower placement allowing structure deployment on valid grid cells.
- Ballista tower firing rapid single-target arrows at advancing enemy units.
- Catapult tower launching explosive boulders that deal area-of-effect splash damage.
- Solar obelisk channeling a sustained thermal beam against high-health targets.
- Tower upgrade system allowing players to spend gold to improve range, damage, and speed.
- Predefined waypoint navigation guiding enemy waves along multi-turn paths toward the relic.
- Three distinct enemy unit types with individual health pools and movement rates.
- Player-activated guardian ability triggering a radial shockwave on a cooldown timer.
- Wave economy awarding in-game gold for defeating intruders to finance defenses.
- Particle generator producing arrow trajectories, impact debris, and gold reward sparks.
- Procedural AudioTrack synthesizer producing bow sounds, rock impacts, and alert tones.
- In-game pause overlay providing resume, restart, and menu return actions.
- Stage victory screen displaying waves cleared, relic health remaining, and tactical rating.
- Defeat screen displaying final wave survived, enemy tally, and retry options.
- Standalone offline implementation with zero network access and in-memory persistence.
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