Infinite charge counters on a permanent, Infinite mana lands you control can produce, Infinite proliferate, Infinite +1/+1 counters on creatures you control, Infinite untap of lands you control
Activate Karn's Bastion by paying , putting two charge counters on Lost Jitte and two +1/+1 counters on Cryptic Trilobite.
Activate Cryptic Trilobite's first ability twice by removing two +1/+1 counters from it, adding that can only be spent to activate abilities.
Activate Lost Jitte by removing a charge counter from it, untapping Karn's Bastion.
Repeat.
Component Cards
How It Works
Activate Karn's Bastion by paying , putting two charge counters on Lost Jitte and two +1/+1 counters on Cryptic Trilobite.
Activate Cryptic Trilobite's first ability twice by removing two +1/+1 counters from it, adding that can only be spent to activate abilities.
Activate Lost Jitte by removing a charge counter from it, untapping Karn's Bastion.
Repeat.