Finish the 1st level.
Aftoide.
Lesmartaro.
Carinulga.
Unlock zombie mode.
Zombie Aftoide.
Zombie Lesmartaro.
Zombie Carinulga.
Unlock X-Ray mode.
X-Ray Aftoide.
X-Ray Lesmartaro.
X-Ray carinulga.
Aphtha.
Tartar.
Finish Flurius.