Prerequisites
- Goblin Welder on the battlefield
- Retreat to Coralhelm on the battlefield
- Ancient Den in the graveyard
- Great Furnace on the battlefield
- Goblin Welder does not have summoning sickness
Steps
- Activate Goblin Welder by tapping it, causing you to sacrifice Great Furnace and return Ancient Den from your graveyard to the battlefield
- Ancient Den enters the battlefield, triggering Retreat to Coralhelm, untapping Goblin Welder
- Activate Ancient Den by tapping it, adding
- Activate Goblin Welder by tapping it, causing you to sacrifice Ancient Den and return Great Furnace from your graveyard to the battlefield
- Great Furnace enters the battlefield, triggering Retreat to Coralhelm, untapping Goblin Welder
- Activate Great Furnace by tapping it, adding
- Repeat
Results
Required Cards 4
Goblin Welder
Creature — Goblin Artificer
Retreat to Coralhelm
Enchantment
Great Furnace
Artifact Land