Board Thread:Tips, Tricks, and Questions/@comment-69.201.165.120-20131012191459/@comment-24030975-20131013180616

I'm in the same level boat as you, and the same thing happened :P

Went from easy then WHAM! The fourth floor was a brick wall. If I tried it enough times, I'm sure I'd get it - I was close on first try... but three energy per try is a bit steep :/