MTG > Combos > Heartstone +Basalt Monolith +March of the Machines +
With March of the Machines in play, tap Basalt Monolith to add 3 mana.
With Heartstone, activated abilities of creatures cost one less mana.
Pay 2 mana to untap Basalt Monolith
Repeat process for infinite mana
Legallity
Commander Legacy Block Casual Conquest Duel Commander Extended Oathbreaker Sealed event Tiny Leaders Vintage
Added by Luiz β’ reviewed
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