Summoner Stone is a Legends of Idleon item: quest reward, sold in shops. Hold down instantly gain 4 Hours of Summoning Essence Generation!

Summoner Stone | Idleon Toolbox

Hold down instantly gain 4 Hours of Summoning Essence Generation!

Summoner_Stone

Hold down instantly gain 6 Hours of Sneaking Progress! Applies to all your ninja twins, so it doesn't matter who uses this.

Hold down instantly gain 4 Hours of Farming Progress!

Win a Summoning Match. Your slime army should come out victorious if you place them correctly!

Click the white Summoning Stone on the pillar and spend your essence.