Intro: Lego 8957, 8188, and 8189 Combo Transformer: Mine Master
This transformer is made entirely out of pieces from the Power Miners mine mech, magma mech, and little lava car thing whose name escapes me. Enjoy!
Step 1: Body and Backpack
Step 2: Arms
Step 3: Legs
Step 4: Weapons
Step 5: Transformation
Hope u njoyed! (Note: there are many parts leftover. There is always room for improvement!)