        Destroy alien lifeforms

 Avoid egg shells and rebounding shots


         joystick or keyboard

            move  < >  move


A / button 1 * * * * * * * * * * fire up

Z / button 0 * * * * * * * *fire forward

Esc* * * * * * * * * * * * * * * * pause

Shoot bell * * * * * * * * *toggle sound

S* * * * * * * score table & key summary


Tip: Forward aliens become eggs & evolve

  Evolved aliens are worth more points
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