Howard's Memory, (Renewal)

Power Swing damage +7% and Axe Boomerang damage +5% for every 3 Golden Wrench upgrade levels


Knuckle Boost damage +7% and Arm Cannon damage +5% for every 3 Engine Pilebunker upgrade levels


Axe Tornado damage +7% and Physical/Magical damage -5% from enemies of all sizes for every 3 Maxi Spanner upgrade levels