Full Tradeable Cannot be obtained from transmutation Companion melee attacks strip 15% of enemy armor. Enemies recently damaged by Abilities spread the effect to other enemies in a 9m radius. Madurai  8,000 Son (Rank 3: Associate)  20000 for x1 https://www.warframe.com/droptables Vicious Bond is a Companion mod that allows the companion's melee attacks to reduce enemy armor. Damaging enemies with abilities will also reduce the armor of nearby targets. Stats[] Rank Armor Reduction Radius Cost 0 -2.5% 1.5m 2 1 -5% 3m 3 2 -7.5% 4.5m 4 3 -10% 6m 5 4 -12.5% 7.5m 6 5 -15% 9m 7 Acquisition[] The mod can be bought from Son for 20,000 Standing after reaching Rank 3 - Associate with the Entrati. Notes[] The only Sentinel weapon that counts as a melee attack is  Deconstructor and  Deconstructor Prime, but it can only be used by  Helios and  Helios Prime. Shockwaves from  Seismic Bond will not trigger the armor strip. "Abilities" refers to those used by either your warframe or operator/drifter. Companion precept abilities do not count. "Recently damaged" is a time of around 10-15 seconds. Tips[] Synergizes well with  Swipe, as the armor stripping effects will trigger for each target. Bugs[] Patch History[] Update 35.0 (2023-12-13) Fixed performance issues caused by interactions between Wisp’s Shock Mote and Saryn’s Spores with a companion with Vicious Bond equipped. Hotfix 34.0.2 (2023-10-19) Fixed case where Hounds would not attack or move if they had any of the new Bond Mods equipped. Fixed getting some small one-time Affinity popups when first loading into a mission with certain Bond Mods equipped. Hotfix 34.0.1 (2023-10-18) Fixed several script errors with the new Bond Mods while Null Audit is also equipped. Update 34.0 (2023-10-18)