20 Mountain
1 Aggressive Mining
3 Bazaar Trader
3 Bronze Bombshell
2 Expedite
4 Faithless Looting
2 Fireblast
1 Goblin Charbelcher
2 Goblin Grenade
1 Goblin Matron
3 Goblin Welder
2 Harmless Offering
3 Ichor Wellspring
1 Mana Vault
2 Mycosynth Wellspring
1 Ruin Grinder
1 Rust Elemental
2 Shrapnel Blast
1 Slobad, Iron Goblin
1 Sol Ring
1 Steel Golem
3 Wayfarer's Bauble
Sideboard: