Genku, Future Shaper + Crystalline Crawler + Cryptic Trilobite + 1 more
Infinite +1/+1 counters on most creatures you control, Infinite colorless mana that can only be spent to activate abilities
Activate Genku by paying , putting two +1/+1 counters on each creature you control due to Ozolith, the Shattered Spire.
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 Crystalline Crawler's first ability twice by removing two +1/+1 counters from it, adding .
Repeat.
Once you have infinite , you may forego removing counters from Cryptic Trilobite.
Component Cards
How It Works
Activate Genku by paying , putting two +1/+1 counters on each creature you control due to Ozolith, the Shattered Spire.
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 Crystalline Crawler's first ability twice by removing two +1/+1 counters from it, adding .
Repeat.
Once you have infinite , you may forego removing counters from Cryptic Trilobite.