Infinite colorless mana that can't be spent to cast nonartifact spells, Infinite mana artifacts you control can produce, Infinite untap of artifacts you control, Infinite colorless mana
At the beginning of your upkeep, Karn triggers.
Holding priority, activate Lithoform Engine's first ability by paying and tapping it, copying Karn's ability.
Resolve the copy of Karn's ability, adding for each artifact you control that cannot be spent to cast nonartifact spells.
Activate Clock of Omens by tapping Basalt Monolith and Grim Monolith, untapping Lithoform Engine.
Activate Basalt Monolith's second ability by paying , untapping it.
Activate Grim Monolith's second ability by
Component Cards
How It Works
At the beginning of your upkeep, Karn triggers.
Holding priority, activate Lithoform Engine's first ability by paying and tapping it, copying Karn's ability.
Resolve the copy of Karn's ability, adding for each artifact you control that cannot be spent to cast nonartifact spells.
Activate Clock of Omens by tapping Basalt Monolith and Grim Monolith, untapping Lithoform Engine.
Activate Basalt Monolith's second ability by paying , untapping it.
Activate Grim Monolith's second ability by paying , untapping it.
Repeat from step 2.