Siona, Captain of the Pyleas + Reins of the Vinesteed + Phyrexian Altar

Siona, Captain of the Pyleas

Reins of the Vinesteed

Phyrexian Altar

How it works

1. Cast Reins of the Vinesteed by paying 3, enchanting any Human or Soldier you control besides Siona.
2. Siona triggers, creating a 1/1 Human Soldier creature token.
3. Activate Phyrexian Altar by sacrificing the creature enchanted by Reins of the Vinesteed, adding one mana of any color.
4. The creature dies, triggering Reins of the Vinesteed, returning Reins of the Vinesteed to the battlefield enchanting the Human Soldier token.
5. Siona triggers, creating a 1/1 Human Soldier creature token.
6. Repeat from step 3.