Incubation Druid, and Pemmin's Aura

Prerequisites

• Incubation Druid on the battlefield
• Pemmin's Aura on the battlefield
• Pemmin's Aura attached to Incubation Druid
• Incubation Druid does not have summoning sickness
• Incubation Druid has at least one +1/+1 counter on it
• You control a land that can produce

Steps

1. Activate Incubation Druid's first ability by tapping it, adding
2. Activate Pemmin's Aura's first ability by paying , untapping Incubation Druid
3. Repeat

Results

• Infinite mana lands you control can produce