I just built the Crystal Crawler, an official Power Miners combination of the Crystal Sweeper and Claw Digger! It is definitely the best combo set from the first wave of Power Miners,
Creature:Crystal Crawler - Wizard101 Wiki
PC / Computer - Hollow Knight - Crystal Crawler - The Spriters Resource
Be Cool, Scooby-Doo! | Captured Crawler | Boomerang UK - YouTube
LEGO 6145 Crystal Crawler - Aquanaut Turbo Amphi Set Parts Inventory and Instructions - LEGO Reference Guide