This paper details a method for forging a Magic Infused Blade. If you forge 100 Magic Ingots with this design in hand, you'll make a Magic Infused Blade. This consumes the design.
Magic Infused Blade Design price in Growtopia: sells for about 70 DL (median of 6 offers from community Discords, past 30 days). Live price chart and the latest buy and sell offers.
Recently sold at: JJMBT, 9KK6