Stat

Harvesting

At 10, the game describes Harvesting as: “You earn 10 materials and XP at the end of a wave. Increases by 5% every time it activates until wave 20, then decreases by 20% instead.” 10 items give it, 5 take it away, 1 weapons scale with it and level-ups offer it at 4 tiers (Brotato 1.1.15.4).

What the game says at each value

1
You earn 1 materials and XP at the end of a wave. Increases by 5% every time it activates until wave 20, then decreases by 20% instead.
5
You earn 5 materials and XP at the end of a wave. Increases by 5% every time it activates until wave 20, then decreases by 20% instead.
10
You earn 10 materials and XP at the end of a wave. Increases by 5% every time it activates until wave 20, then decreases by 20% instead.
20
You earn 20 materials and XP at the end of a wave. Increases by 5% every time it activates until wave 20, then decreases by 20% instead.
50
You earn 50 materials and XP at the end of a wave. Increases by 5% every time it activates until wave 20, then decreases by 20% instead.
100
You earn 100 materials and XP at the end of a wave. Increases by 5% every time it activates until wave 20, then decreases by 20% instead.
-5
You lose 5 materials at the end of a wave.