Lonis, Genetics Expert, Jenny Flint, and Krark-Clan Ironworks

Prerequisites

• Lonis, Genetics Expert on the battlefield
• Jenny Flint on the battlefield
• Krark-Clan Ironworks on the battlefield
• You control at least one Clue

Steps

1. Activate Krark-Clan Ironworks by sacrificing the Clue, adding
2. Jenny Flint and Lonis' second ability trigger
3. Resolve the Lonis trigger, putting a +1/+1 counter on any other creature you control
4. Resolve the Jenny Flint trigger, putting a +1/+1 counter on Lonis
5. Lonis' first ability triggers, creating a Clue artifact token
6. Repeat

Results

• Infinite colorless mana
• Infinite card draw
• Infinite draw triggers
• Infinite +1/+1 counters