Ashaya, Soul of the Wild + Magus of the Candelabra + Overgrown Battlement
Ashaya, Soul of the Wild
Magus of the Candelabra
Overgrown Battlement
Infinite mana lands you control can produceInfinite green manaInfinite untap of nontoken creatures you controlInfinite mana nontoken creatures you control can produceInfinite untap of lands you control
How it works
Activate Overgrown Battlement by tapping it, adding at least .
Activate Magus of the Candelabra by paying 2 and tapping it, untapping it and Overgrown Battlement.