Echo Storm, Eye of the Storm, Mind's Desire, and Mirror of Fate

Prerequisites

• Echo Storm in exile
• Eye of the Storm on the battlefield
• Mind's Desire in hand
• Mirror of Fate on the battlefield
• You have cast your commander from the command zone at least once this game
• available

Steps

1. Cast Mind's Desire for
2. Eye of the Storm and Mind's Desire each trigger
3. Resolve the Mind's Desire trigger, copying it zero times
4. Resolve the Eye of the Storm trigger, exiling Mind's Desire, copying Mind's Desire and Echo Storm, and casting the Echo Storm copy, targeting any artifact, and then the Mind's Desire copy without paying their mana costs
5. The Echo Storm copy and the Mind's Desire copy each trigger
6. Resolve the Echo Storm copy's trigger, creating an additional Echo Storm copy for each time you have cast your commander from the command zone
7. Resolve these additional copies, creating at least one token copy of Mirror of Fate
8. Activate any Mirror of Fate by tapping and sacrificing it, exiling all cards from your library and putting Echo Storm and any additional card from exile on top of your library
9. Resolve the Mind's Desire copy's trigger from step 5, creating at least one additional copy of Mind's Desire
10. Resolve all copies of Mind's Desire, exiling Echo Storm and the additional card from your library and allowing you to cast them this turn
11. Resolve the last Echo Storm copy, creating a copy of its target
12. Cast Echo Storm from exile without paying its mana cost
13. Eye of the Storm and Echo Storm each trigger
14. Resolve the Echo Storm trigger, creating an additional Echo Storm copy for each time you have cast your commander from the command zone
15. Resolve these additional copies, creating at least one token copy of Mirror of Fate
16. Resolve the Eye of the Storm trigger, exiling Echo Storm, copying Mind's Desire and Echo Storm, and casting the Echo Storm copy, targeting any artifact, and then the Mind's Desire copy without paying their mana costs
17. Repeat from step 5
18. At any time during the loop, you may play any of the additional cards you chose in step 8 and exiled in step 10 from exile without paying their mana costs

Results

• Cast all spells in your library and exile
• Infinite copies of artifacts
• Infinite magecraft triggers
• Infinite storm count