How it works
Prerequisites
- There is an artifact card in your graveyard.
Steps
- 1Activate Goblin Welder by tapping it, causing you to sacrifice Sewer-veillance Cam and return another artifact from your graveyard to the battlefield.
- 2Sewer-veillance Cam triggers, untapping Goblin Welder.
- 3Activate Goblin Welder by tapping it, causing you to sacrifice the artifact returned in step 1 and return Sewer-veillance Cam from your graveyard to the battlefield.
- 4When Sewer-veillance Cam enters, it triggers, untapping Goblin Welder.
- 5Repeat.
Commander brackets
In which brackets is this combo allowed, per Spellbook's Spicy tier?
Spellbook classifies this as Spicy — not for these brackets.