Solution (8-bit)

R, Get Grease Gun, R, R, Use Gun on Cart, D, Get Key, U, Lx10, Use Key on Door, R, R, U, Get Spade, D, R, Use Spade Below Spider, D, Get Trowel, Use Trowel on Upper Mushroom, R, R, Get Cutters, L, L, U, Lx7, D, L, L, Drop Cutters on Chains, L, L, Get Wig, Rx4, U, Rx3, Drop Wig in Pot, Lx3, D, D, Get Raincoat, U, U, Lx3, U, Take Dry Ice, D, Rx3, D, Lx4, Use Dry Ice, L, Take Amulet, Rx5, U, Drop Amulet, D, R, Get Gun, L, D, Kill Ghost, R, D, Get Gold, U, L, U, U, Rx9, Drop Gold in Bucket, Get Lining, Lx6, Drop Lining in Pot, Lx3, D, D, Rx3, Get Oil, Lx3, U, U, Rx13, Drop Oil on Drawbridge, Take Feather, Lx10, Drop Feather in Pot, Rx12, Take Troll Brew, Lx12, Drop Brew in Pot, R, Take Torch, L, Light Fire under Pot, R, R, Take Flask, L, L, Drop Flask on Pot, L, L, L, Take Amulet, Rx14, U, R, Destroy Fireballs, L, D, Lx11, Take Flask, Rx11, U, R, Drop Flask by Zaks.