How to create an underground level?

How?Complete the level

By Player #7910317793 https://adventure-builder.net/players/7910317793 · 5 plays · 3 clears · 0 favorites

Clears

  1. #1 Player #7757728707 https://adventure-builder.net/players/7757728707 00:47.993
  2. #2 Player #8127307616 https://adventure-builder.net/players/8127307616 01:41.807
  3. #3 Player #10815324374 https://adventure-builder.net/players/10815324374 02:48.133

Comments

Player #10815324374 https://adventure-builder.net/players/10815324374

a good level