Verdurous Gearhulk enters the battlefield, putting four +1/+1 counters on
Cryptic Trilobite.
Activate
Cryptic Trilobite's second ability twice by removing two +1/+1 counters from it, adding ({C} magic symbol) ({C} magic symbol) ({C} magic symbol) ({C} magic symbol) that can only be spent to activate abilities.
Repeat.
Results
Infinite blinking.
Infinite colorless mana that can only be spent to activate abilities.
Infinite creature ETB.
Infinite creature LTB.
Infinite +1/+1 counters on creatures you control.
Metadata
In 1 deck according to EDHREC.
Bracket Tag
This combo has been estimated to be Spicy (Bracket 3-4+).