Sokenzan Smelter

( is a land drop. You may give up one potential land drop this turn to pay for .)

Whenever Boulder Jockey attacks, you may pay . If you do, create a 3/3 colorless Construct artifact creature token named Boulder that's tapped and attacking. Sacrifice that token at the beginning of the next end step.

Haste

Lieutenant — At the beginning of combat on your turn, if you control your commander, create a 1/1 colorless Thopter artifact creature token with flying. That token gains haste until end of turn.

At the beginning of combat on your turn, you may blight 1. When you do, target creature gains haste until end of turn. (To blight 1, put a -1/-1 counter on a creature you control.)

Haste

Whenever this creature deals combat damage to a player, that player creates a 0/1 colorless Goblin Construct artifact creature token with "This token can't block" and "At the beginning of your upkeep, this token deals 1 damage to you."

At the beginning of combat on your turn, if you control a creature with power 4 or greater, you may discard a card. If you do, draw a card.

Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)

At the beginning of combat on your turn, create a 1/1 red Goblin creature token. That token gains haste until end of turn and attacks this combat if able.