Game Mechanics
Understand how 100 Waves Later works. Master these systems to become a better survivor.
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Scrap System
Scrap is the main currency in 100 Waves Later. You earn it by killing zombies and completing waves.
- •Scrap drops from all enemy kills
- •Scavenger class increases scrap gains
- •Used to buy weapons, classes, and reroll perks
- •Melee builds can accumulate more scrap (no weapon drops needed)
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Mystery Boxes
Mystery boxes appear during waves and contain random weapons or items.
- •Can contain any weapon in the game
- •Duplicate weapons give scrap and ammo instead
- •Scavenger 2nd perk rerolls duplicates to new weapons
- •Higher waves have better mystery box contents
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Daily Rewards
Log in daily to receive rewards. Day 7 has special rewards.
- •Day 1-6: Various scrap and item rewards
- •Day 7: Unlocks option to purchase Engineer class
- •Bug can reset streak (Day 6 → Day 1)
- •Contact support via Discord if this happens
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Shop System
Purchase classes, weapons, and special items from the shop.
- •Classes can be bought with Robux or scrap
- •Special weapons available after updates
- •Some items are Robux-only
- •Check shop regularly for new items
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Class Leveling
Level up your class during gameplay to unlock perks.
- •Level 1: Starting perk available immediately
- •Level 2: Unlocks mid-game (varies by class)
- •Level 3: Unlocks late-game + bonus perk access
- •Engineer takes ~24s to L2, ~70s to L3
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Bonus Perks
At Level 3, you can roll for bonus perks from other classes.
- •Costs scrap to reroll
- •Completely RNG-based
- •Can get perks from classes you don't own
- •May take millions of scrap to get desired perk
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Weapon Stars
Weapons have star ratings indicating their power level.
- •1-2 Star: Basic weapons
- •3-4 Star: Good weapons
- •5 Star: Excellent weapons
- •Legendary: Best weapons in the game
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Co-op Play
Team up with other players to survive the waves together.
- •Enemies scale with player count
- •Coordinate class choices for synergy
- •Revive downed teammates
- •Share the workload on boss waves
Quick Reference
Wave Bosses
Major bosses at Wave 25, 50, 75, and 100
Max Players
Up to 4 players in co-op mode
Highest Wave
Players have reached 200+ waves