Steve, Master Builder

Steve, Master Builder gets +1/+1 for each equipment on it.

When Steve, Master Builder enters the battlefield, you may put two mine counters on target land you control. If you do, create eight Block tokens.

{t}, Sacrifice X Block tokens: Create a 0/X colorless Wall creature token with Defender.

{t}, Put a mine counter on target Land you control:
Create three Block tokens.