Talent II Stamp is a Legends of Idleon item: quest reward, upgrade material. + Talent Points for Tab 2

Talent II Stamp | Idleon Toolbox

Talent_II_Stamp

That looks sharp! Is probably what the pincermin said before you cut his arm off.

Pincer_Arm

Hold down to gain EXP in the skill that's displayed in the corner of your screen. If you're in a town, you will gain EXP in the town skill. The amount of EXP you get is based on your skill's Lv.

Medium_Experience_Balloon

Give up on your search for the Maestro Blobulyte by saying 'Darn you, Blobulyte! Why must you hide like a coward'