The Piano upgrades from the Tablechart at level 30. If an enemy bullet touches the piano barrel, the damage will be (50%) not made to you, and (25%) will deal damage to the attacker instead.
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The Piano upgrades from the Tablechart at level 30. If an enemy bullet touches the piano barrel, the damage will be (50%) not made to you, and (25%) will deal damage to the attacker instead.