Slargon is a Legends of Idleon NPC: quest reward, 4 quests.

Slargon | Idleon Toolbox

Slargon

Hold down to gain 40% EXP in the current skill you're doing! If you're in a town, you will gain EXP in the town skill. Only works on skills below level 50. IMPORTANT: This cannot be used for skills in World 5 or beyond.

Divinity_Pearl

Hold down instantly gain 6 Hours of Sailing Progress!

Bottled_Wind

Hold down instantly gain 8 Hours of Gaming Progress!

Gaming_Fertilizer

Naut_Sake_Perimeter

Beat up monsters to change public perception of Slargon.

Shut_up_the_Namecallers!

Beat up Maccies to further change public perception of Slargon.

Smack_the_meanies!

Beat up Mister Brightsides to uh, well, to make Slargon feel good I guess.