Here is a gameplay video of the Knoxville Game Design Ludum Dare 38 entries.

https://www.youtube.com/watch?v=eWPAZOct86c

Tiny Planet Dash by Dylan Wolf - https://ldjam.com/events/ludum-dare/38/tiny-planet-dash

Hopperbot by Joe Miller - https://ldjam.com/events/ludum-dare/38/hopperbot

World Fighter by Levi D. Smith - https://ldjam.com/events/ludum-dare/38/world-fighter