2D [Using a 1337 super-megalol-modernised alive engine]
Abe as protoganist [ofc]
Better AI [AI Was quite good, but moar sophisticated AI would be shweet]
Ideas from fans [Not the retarded ones]
The same motherfucking artist who made the backgrounds for AO and AE [

]
Keep the dark atmosphere, dont make the outside theme like sunny or anything
Gore [BLOOOD]
Funny quotes to refer to.
"Hello" and "Follow me" to stay.
The difficulty, with some reverse psychological traps disgused as ones the player would assume is the same as the ones from the older games; But isn't.
Keeping the plebby atmosphere that oddworld will never lose, ofc