I'll be honest: when I first started Hollow Knight: Silksong, I expected weapon upgrades to be a straightforward grind. I kept swapping tools, collecting new crests, and hunting down Mask Shards all over Pharloom, but my needle damage barely moved. That changed after I freed Bellhart and met Pinmaster Plinney. He gives you one free needle upgrade as a reward, but after that, he wants something...