You could corrode the base around Typhus's feet, like corrosion is spreading from Typhus.
I think the model is a bit too dark and could use of a light green/brown for goo.
The red of the shaft is too bright, it make people focus on it.
The rest of scrythe is really cool, i like your way to paint corrosion. (idem on the shoulderpad).
The base is nice too