Ashaya, Soul of the Wild, Bootleggers' Stash, and Battered Golem

Prerequisites

• Ashaya, Soul of the Wild on the battlefield
• Bootleggers' Stash on the battlefield
• Battered Golem on the battlefield
• Battered Golem does not have summoning sickness

Steps

1. Activate Battered Golem by tapping it, creating a Treasure token
2. The Treasure enters the battlefield, triggering Battered Golem, untapping Battered Golem
3. Repeat

Results

• Infinite colored mana
• Infinite Treasure tokens