Water + Water = Lake
Lake + Lake = Ocean
Earth + Water = Plant
Plant + Water = Swamp
Swamp + Water = Frog
Frog + Earth = Toad
Toad + Water = Tadpole
Tadpole + Earth = Chicken
Chicken + Zombie = Chicken Jockey
Water + Water = Lake
Lake + Lake = Ocean
Earth + Water = Plant
Plant + Water = Swamp
Swamp + Water = Frog
Frog + Earth = Toad
Toad + Water = Tadpole
Tadpole + Earth = Chicken
Chicken + Zombie = Chicken Jockey