minerals:
Drone
Life:
Morph to spawning pool(S) 150
Hatchery
new drone(D) 50
new zergling(Z) 50
evolve supply chamber(V) 100
Minerals
Zergling
Spawning pool
evolve zergling wings(W) 100
Not space
Upradge completed
Not enough minerals.
Not enough supply
Your queue is full
You need spawning pool