Prosperity Biters are weapons in Xenoblade Chronicles. They are biters wielded by Riki. They can be acquired by trading with Eiz who can be found on the Fallen Arm.



0 Slots

NPC Area Affinity
Eiz Fallen Arm 1

Enemy drops

Note: Enemies marked as QE and SE are Quest-Exclusive and Story-Exclusive respectively and do not respawn. For enemies with a 0% drop rate, this item can only be obtained using Riki's Yoink! ability.

2 Slots

Enemy Area Rate
Broken Mechon (QE)Fallen Arm11.1 %
M56 PrototypeFallen Arm8.3 %
Fate LabolasSword Valley4.4 %
M54 Attack UnitSword Valley4.4 %
M54 Armoured UnitSword Valley4.4 %
M46 Covert KillerSword Valley3.1 %
Happiness FlierFallen Arm2.9 %
Lelepago PterixFallen Arm2.1 %

1 Slot

Enemy Area Rate
Offensive Hover Unit (QE)Fallen Arm10.7 %
Offensive Strike Unit (QE)Fallen Arm10.7 %
Splendid BotisFallen Arm10.7 %
Woeful Upa (QE)Satorl Marsh10.7 %
Offensive Security UnitFallen Arm8 %
Offensive Seeker UnitFallen Arm8 %
Aged LerajeFallen Arm5.8 %
Mechon M46XFallen Arm5.2 %
Scout Unit PrototypeFallen Arm5.2 %
Aura AntolFallen Arm4.4 %
Caelum VolffFallen Arm4.4 %
Corriente KrabbleFallen Arm4.4 %
M35 PrototypeFallen Arm4.4 %
M37 Worker Bee UnitFallen Arm4.4 %
Oros KrabbleFallen Arm4.4 %
Rius AntolFallen Arm4.4 %