Gilder Bairn, Workhorse, and Presence of Gond

Prerequisites

• Gilder Bairn on the battlefield
• Workhorse on the battlefield
• Presence of Gond on the battlefield

Steps

1. Activate Presence of Gond by tapping Gilder Bairn, producing its effect
2. Activate Gilder Bairn by paying and untapping it, doubling each counter on Workhorse
3. Activate Workhorse as many times as necessary by removing counters from it, adding at least three mana
4. Repeat from step 2
5. Once you have infinite counters on Workhorse, you may instead double the counters on any other permanents

Results

• Infinite colorless mana
• Infinite proliferate for permanents
• Infinite creature tokens
• Infinite +1/+1 counters on a creature