Greed, Horizon Chimera, Teferi's Ageless Insight, Incubation Druid, and Tolarian Kraken

Prerequisites

• Greed on the battlefield
• Horizon Chimera on the battlefield
• Teferi's Ageless Insight on the battlefield
• Incubation Druid on the battlefield
• Tolarian Kraken on the battlefield
• Incubation Druid has at least one +1/+1 counter on it
• Incubation Druid does not have summoning sickness

Steps

1. Activate Incubation Druid by tapping it, adding
2. Activate Greed by paying and two life, causing you to draw two cards
3. Horizon Chimera and Tolarian Kraken each trigger twice
4. Resolve both Horizon Chimera triggers, causing you to gain two life
5. Resolve the first Tolarian Kraken trigger, choosing not to pay
6. Resolve the second Tolarian Kraken trigger, causing you to pay to untap Incubation Druid
7. Repeat

Results

• Infinite card draw
• Infinite draw triggers
• Near-infinite colored mana