item.tf

Conniver's Kunai

Backpack.tf

Genuine: 1.6 Keys
Vintage: 4.2 - 4.35 Keys
Unique: 0.05 Refined
Uncraftable: 0.05 - 0.11 Refined
Strange: 3.4 Keys
Collector's: 100 - 135 Keys

Conniver's Kunai
On Backstab: Absorbs the health from your victim -55 max health on wearer