つけヒゲ

• 50% chance to heal the player for half a heart upon purchasing an item.
• Has no effect if the player is playing as The Robot .

• Block Party - If the player has [ブリックブレーカー] , the size of its shells is increased by 50%, and their damage is increased by 25%.
• http://merch.devolverdigital.com - If the player also has [課金ガン] , its damage is doubled.
• Monsters and Monocles - If the player also has [ティーポット] , the AoE effect range of [ティーポット] is increased.
• Despite its appearance, its effect will trigger when buying items from any shopkeeper, not just Bello.
• This item is quite useful if a floor has the Vampire , effectively allowing a partial refund or even a profit (albeit only from Heart purchases).
• If duplicates of this item are somehow obtained, further increases the amount of hearts gained when purchasing an item by half a heart for each Mustache.

• The mustache item is identical to the Shopkeeper's mustache, which apparently he appreciates.
• The mustache "vertically integrating" your purchasing synergies refers to the act of vertical integration, in which one company would have control over all steps of the production process for a product.
• The synergy Block Party - is likely a reference to the Mario franchise.
• The act of purchasing the Mustache itself can heal the player.

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