You know for that r-tard who goes like "oh something retro, let me put down my vabagelina, stop drinking my cheeze wine, and get to playing".
Answer: Buster Bros.You bastards.
Id have to go with Salamander. Its challenging though, which is like spicy food! Not for everyone but worth trying.
Adding PCE console specific layer on top of that, makes for an interesting challenge (no, not a reference to Ys II).