My Fakemon line based on mythical creatures and what they are based on.

I'm not good at drawing and this is my first Fakemon so could you guys give me tips to get better.
Mythure- Ghost type
Mermanatee- Ghost/ Water type. (Mermaid and Manatee)
Cyarf- Ghost/ Ground. (Cyclops and Dwarf Elephant)
Elasmocorn- Ghost/ Fairy (Unicorn and Elasmotherium)