IMPossible Mission!

UnreleasedIMPossbile is the fourth plant mission in the game Plants Vs. Zombies Heroes. The main zombie hero in this hero is the Z-Mech. This mission also features Super Brainz, and The Smash, as the opposing zombie heroes.

Story
Green Shadow, Citron, and Grass Knuckles find out about a plan about Z-Mechs in Z-Tech. They decide to sneak into the factory.

Encounter Battle
Opposing Zombie Hero: Z-Mech

Lanes: 1 Height. 3 Land. 1 Water.

Teammate Battle (I)
Opposing Zombie Hero: Super Brainz

Lanes: 1 Height. 3 Land. 1 Water.

Crisis Battle
Opposing Zombie Hero: Z-Mech

Lanes: 1 Height. 3 Land. 1 Water

Teammate Battle (II)
Opposing Zombie Hero: The Smash

Lanes: 1 Height. 3 Land. 1 Water

Boss Battle
Opposing Zombie Hero: Z-Mech

Rules: Z-Mech starts off with +10 and -3 teammates

Lanes: 1 Height. 3 Land. 1 Water