Color Identity: U

Initial Card State
- Sewer-veillance Cam in hand.
- Master Transmuter and Chromatic Orrery on the battlefield.
Easy Prerequisites
- Master Transmuter does not have summoning sickness.
Steps
- Activate Chromatic Orrery by tapping it, adding ({C} magic symbol)
({C} magic symbol)
({C} magic symbol)
({C} magic symbol)
({C} magic symbol)
which you can spend to as though it were mana of any color as long as Chromatic Orrery is on the battlefield. - Cast Sewer-veillance Cam by paying ({C} magic symbol)
. - When Sewer-veillance Cam enters, it triggers, targeting Master Transmuter.
- Holding priority, activate Master Transmuter by paying ({C} magic symbol)
, tapping it, and returning Sewer-veillance Cam from the battlefield to your hand. - When Sewer-veillance Cam leaves the battlefield, it triggers, untapping Master Transmuter.
- In response to the Master Transmuter activation from step 4, activate Master Transmuter again by paying ({C} magic symbol)
and returning the tapped Chromatic Orrery from the battlefield to your hand, putting Chromatic Orrery from your hand onto the battlefield untapped. - Resolve the remaining Master Transmuter ability, putting Sewer-veillance Cam from your hand onto the battlefield.
- When Sewer-veillance Cam enters, it triggers, untapping Master Transmuter.
- Activate Chromatic Orrery by tapping it, adding ({C} magic symbol)
({C} magic symbol)
({C} magic symbol)
({C} magic symbol)
({C} magic symbol)
which you can spend to as though it were mana of any color as long as Chromatic Orrery is on the battlefield. - Repeat from step 4.
- Once you have infinite mana, you may repeat the loop but activate Chromatic Orrery's last ability instead of its mana ability in step 9, drawing cards.
Results
- Infinite card draw.
- Infinite colored mana.
- Infinite colorless mana.
- Infinite draw triggers.
- Infinite artifact ETB.
- Infinite artifact LTB.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).