Vrumbi is a Legends of Idleon summoning upgrade. 7% chance to draw a Vrumbi during competition. They have 1.5x SPD, 2.0x DMG, and +5% Dodge Chance

Vrumbi | Idleon Toolbox

7%_chance_to_draw_a_Vrumbi_during_competition._They_have_1.5x_SPD,_2.0x_DMG,_and_+{%_Dodge_Chance

Vrumbi

Increases_the_HP_of_all_summoned_units_in_competition_by_+{

Unlocks_the_Green_Summoning_Stone,_and_begins_generating_Green_Essence._Also,_+{%_Green_Essence_per_hour

3_Slime_Familiars_merge_into_a_Vrumbi_Familiar_which_gives_4x_Summoning_Exp._4_Vrumbies_then_merge_and_give_5x_exp._This_repeats_many_times.