Bothering Mutants is a Legends of Idleon quest: 2 rewards. Spawn and defeat 5 Mutated Mush monsters by dropping toxic sludge oil on those spores near town...

Bothering Mutants | Idleon Toolbox

Spawn and defeat 5 Mutated Mush monsters by dropping toxic sludge oil on those spores near town...

Bothering_Mutants

Increases Weapon Power by 9. 5% chance to be consumed every time you defeat a monster. Must be equipped in a Food Slot to give its bonus.

Coldseeker_Bullet

Hold down to gain Class EXP. The amount you gain is based on your Class LV.