It has potential indeed! If you could try to add some of the other suggestions, it would be awesome (Maybe add several enemies, different coloured lazers(with other effects?)) :D
"A constant charge button will be nice, sending all the units that spawn to attack"
"Z" will send all units to your base
"X" will send all units to their base
^Killing everything in the way
:D
Congratulations! You just won the Never Gonna Let You Down Badge and 30 points!
5,000,000 points scored (Letting Go)
Holy f*ck sake, that clearly took me ages :S