What should add
Female headcrab:it is special headcrab but it will ride on gonome for become gonarch
Variants:it makes for variants likes skins at everys units
Hecu and Black Op ability:hecu will dodge the bullet and the black op will slide or dodge bullet
Smart npcs for peoples with guns:when is far then uses gun and if is close and switch into melee
Map:that has two maps different likes is city but not big city and the second map is similar to Black Mesa Incident
Or add comment if you want adds others