Furled Flag is a Legends of Idleon item: dropped by 1 monster, upgrades 2 bonuses. It's an American Flag with red paint spilled on all the non-red bits... no wait, it's the German Flag, but they ran out of black and yellow material.

Furled Flag | Idleon Toolbox

It's an American Flag with red paint spilled on all the non-red bits... no wait, it's the German Flag, but they ran out of black and yellow material.

Furled_Flag

Increases_base_damage_by_+$._This_bonus_increases_based_on_how_much_Max_HP_you_have_above_250.

BIG_MEATY_CLAWS

+% Card Drop Rate. Go get them cards boy-o!