Board Thread:Plants vs. Zombies 2/@comment-5760976-20150905233630/@comment-1744410-20150906055349

I think it's like this:

1st phase: Punk- Zomboss with punk hairstyle

2nd phase: Pop- Zomboss with girl hairstyle

3rd phase: Rap- Zomboss with rapping cap

4th phase: 8-bit- Zomboss with brown geek hair

Final Phase: Metal- Zomboss with yellow rocker hair