Yannik, Scavenging Sentinel | Crystalline Crawler | Deadeye Navigator

Cards

Activate
Yannik by paying ({1} magic symbol) ({U} magic symbol) , blinking it.
Yannik leaves the battlefield, returning any card exiled with it to the battlefield under your control.
When
Yannik enters the battlefield, it and
Deadeye Navigator's soulbond ability triggers.
Resolve the
Yannik trigger, exiling another creature with base power 2 or greater and putting at least two +1/+1 counters on
Crystalline Crawler.
Resolve the
Deadeye Navigator trigger, repairing it and
Yannik.
Activate
Crystalline Crawler's first ability twice by removing two +1/+1 counters from it, adding ({1} magic symbol) ({U} magic symbol) .
Repeat.
If the exiled creature has base power 3 or greater, this combo nets infinite mana and +1/+1 counters.