My 2 levels with some creative work and fellow lerners' work influence

[McDaddy]

Level 1: Used an asset pack to get the concrete wall finish.

Level 2:

[BostonGamesLLC]

very cool Looks like a lot of fun.

[greg2b]

Really like the dynamic interaction you have setup.

[Stacy_Gao]

I love the design of the second level!