Activate Lonis by paying 2 and sacrificing another artifact.
If the artifact was a Clue, Lonis' third ability triggers, putting two +1/+1 counters on any other creature you control.
Resolve the Lonis ability, putting two +1/+1 counters on it and causing you to draw a card.
Lonis' second ability triggers, creating two Clue artifact tokens.
Activate Krark-Clan Ironworks by sacrificing a Clue, adding CC.
Lonis' third ability triggers, putting two +1/+1 counters on any other creature you control.
Repeat.
This clever loop turns your artifact sacrifices into a self-sustaining engine of counters and cards, supercharged by Innkeeper's Talent doubling every counter placed. With Clan Crafter granting the activated sacrifice ability to your commander, Lonis, Genetics Expert can continually trade artifacts for Clues and counters. Meanwhile, Krark-Clan Ironworks provides the crucial mana generation needed to pay for the ability, letting you repeat the cycle indefinitely.