Doubling Cube
Voltaic Key
Rings of Brighthearth
Prerequisites
What do I need to start this combo?
| All permanents on the battlefield. | |
 available |
Steps
How does this combo work?
1 | Float mana in your mana pool. |
2 | Activate Doubling Cube by paying  and tapping it, causing you to add  . |
3 | Activate Voltaic Key by paying  and tapping it, targeting Doubling Cube. |
4 | Rings of Brighthearth triggers, causing you to pay  to copy Voltaic Key's ability, targeting Voltaic Key. |
5 | Resolve both Voltaic Key abilities, untapping Voltaic Key and Doubling Cube. |
6 | Repeat from step 2. |
Results
What do I get from this combo?
| Infinite mana artifacts you control can produce | |
| Infinite mana permanents you control can produce | |
| Infinite untap of artifacts you control |
Combo Metadata
1351
DECKS
0.02%
OF 8159577 ELIGIBLE DECKS
Rank 2848
MOST PLAYED OF 48199 COMBOS
{ } Commander Bracket Information
In which Commander Bracket(s) am I allowed to play this combo?
1-2
Exhibition and Core
(no 2-card combos)
Any combos that require three or more cards are allowed
3
Upgraded
(no early game 2-card combos)
Any combos that require 3 or more cards are allowed
4-5
Optimized and CEDH
(all combos are allowed)
All combos are allowed.
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