Crystal Carnage

Waves & Progression:

• Survive escalating waves (while the crystal's HP is not down to 0, standing around the crystal can auto-heal)
• Clear all enemies using weapons and crystal beam

Economy:

• Kill enemies for money; collect gems for crystal upgrades
• Shop between waves to buy buffs/weapons (same buffs can stack)
• Picking up the same weapon can add grade to boost weapon stats
• Scrapping unwanted weapons on the ground to get money

Controls:

• WASD: Move | Shift: Run | Left Mouse: Shoot | Space: Jump (can use space+ctrl to climb up barrels)
• 1/2: Switch weapons | R: Reload
• Mouse wheel can cycle weapons; Flashlight key(F) to skip wave countdown
• Press G to scrap weapons on the ground