Ruthless Technomancer in hand or on the battlefield.
Urza and
Cloudstone Curio on the battlefield.
Easy Prerequisites
You control four or more artifacts.
Mana Needed
plus up to an additional available.
Steps
Cast
Urza by paying .
When
Urza enters the battlefield, it and
Cloudstone Curio trigger.
Resolve the
Cloudstone Curio trigger, choosing to return
Ruthless Technomancer from the battlefield to your hand if its on the battlefield, or nothing otherwise.
Resolve the
Urza trigger, creating a 0/0 Construct artifact creature token.
Activate
Urza's first ability by tapping the Construct, adding .
Cast
Ruthless Technomancer by paying .
When
Ruthless Technomancer enters the battlefield, it and
Cloudstone Curio trigger.
Resolve the
Ruthless Technomancer trigger, causing you to sacrifice the Construct and create a number of Treasure tokens equal to its power.
Holding priority, activate
Urza's first ability by tapping a Treasure, adding .
Repeat step 9 until you have total available or until you have one untapped Treasure remaining.
Resolve the
Cloudstone Curio trigger, returning
Urza from the battlefield to your hand.
Activate a Treasure by tapping and sacrificing it, adding .
Repeat.
Notes
The additional mana cost may be waived or reduced depending on how many artifacts you control as you start the combo. You can also use artifacts you control to tap them via
Urza's first ability, reducing the possible cost down to .
Once you have infinite mana, you may use it to activate
Urza's ability.
Results
Infinite artifact ETB.
Infinite artifact LTB.
Infinite artifact sacrifice triggers.
Infinite artifact tokens.
Infinite creature LTB.
Infinite creature ETB.
Infinite colored mana.
Infinite creature sacrifice triggers.
Infinite death triggers.
Infinite storm count.
Exile your library.
Infinite Treasure tokens.
Cast all spells in your library.
Return all creature cards from your graveyard to the battlefield.
Metadata
Bracket tag
OddballBracket 2-3+
Probably 2 or 3, but hard to classify
1
2
3
4
5
1 · Exhibition5 · cEDH
Bracket tags are estimated from the cards and results of each combo, as a guideline rather than a strict classification.