Bullet Casing Warrior

Color-Matched Shooting:
Red Bullet → Red Gun → Defeat Red Monsters
Orange | Yellow | Green | Blue | Purple Follow the same logic

Failure Condition: Hero's HP drops to 0

Reloading Ammo:
Tap the bullet pool at the bottom (Red/Blue/Green/Yellow/Orange/Purple) → Automatically attaches to the same-colored gun
Each gun has an independent magazine; auto-fires when fully loaded

Gun Strategies:
Pistol: Fast reload, slightly weaker damage
Sniper Rifle: Single-bullet magazine, high damage per shot, with penetration
Shotgun: Fan-shaped area attack
SMG: Large magazine, ultra-fast firing rate

Item System:
Multiple powerful items to assist in clearing levels, including a Strong Item to summon robots for cooperative combat

Interface & Flow
3-Second Layout Mastery:
Bottom: Four-color bullet pool | Middle: Four guns | Top: Monster invasion path