Prerequisites
- Enduring Renewal on the battlefield
 - Workhorse in hand
 - Caradora, Heart of Alacria on the battlefield
 available
Steps
- Cast Workhorse by paying 
, causing it to enter the battlefield with eight +1/+1 counters on it due to [[Increaser - +1/+1 Counters]]
 - Activate Workhorse by removing a +1/+1 counter from it, adding 
 - Repeat step 2 until Workhorse has no +1/+1 counters on it
 - Workhorse dies as a state-based action due to having 0 toughness, triggering Enduring Renewal, returning Workhorse from your graveyard to your hand
 - Repeat
 
Results
Required Cards 3

Enduring Renewal
Enchantment

Workhorse
Artifact Creature — Horse

Caradora, Heart of Alacria
Legendary Creature — Human Knight