Cryptic Trilobite has at least four +1/+1 counters.
Steps
Activate
Cryptic Trilobite's first ability by removing two +1/+1 counters from it, adding ({C} magic symbol) ({C} magic symbol) ({C} magic symbol) ({C} magic symbol) .
Activate
Ghave's first ability by paying ({1} magic symbol) and removing a +1/+1 counter from
Cryptic Trilobite, creating a 1/1 Saproling creature token that enters with a +1/+1 counter on it.
Activate
Ghave's first ability by paying ({1} magic symbol) and removing a +1/+1 counter from a Saproling, creating a 1/1 Saproling creature token that enters with a +1/+1 counter on it.
Activate
Ghave's second ability by paying ({1} magic symbol) and sacrificing a Saproling token with no counters on it, putting a +1/+1 counter on
Cryptic Trilobite.
Activate
Cryptic Trilobite's first ability by removing a +1/+1 counter from it, adding ({C} magic symbol) ({C} magic symbol) .
Repeat from step 3.
Results
Infinite death triggers.
Infinite ETB.
Infinite LTB.
Infinite sacrifice triggers.
Metadata
In 549 decks according to EDHREC.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).