Orvar, the All-Form + Whim of Volrath + Harmonic Prodigy

Prerequisites

• You control a nonlegendary permanent that enters the battlefield untapped and that can tap to produce at least .

Steps

1. 1Cast Whim of Volrath with buyback by paying , targeting Harmonic Prodigy.
2. 2Orvar triggers twice and Harmonic Prodigy triggers once.
3. 3Resolve the Harmonic Prodigy trigger, giving it +1/+1 until end of turn.
4. 4Resolve the Orvar triggers, creating two token copies of Harmonic Prodigy.
5. 5Resolve Whim of Volrath, returning it to your hand.
6. 6Cast Whim of Volrath with buyback by paying , targeting any nonlegendary permanent you control that enters the battlefield untapped and that can tap to produce at least .
7. 7Orvar triggers four times, and each Harmonic Prodigy triggers three times.
8. 8Resolve all Harmonic Prodigy triggers, giving each Harmonic Prodigy +3/+3 until end of turn.
9. 9Resolve all Orvar triggers, creating four copies of the mana-producing permanent.
10. 10Resolve Whim of Volrath, returning it to your hand.
11. 11Activate three of the copies of the mana-producing permanent by tapping them, adding at least .
12. 12Repeat from step 6.

Effects

• Infinite copies of permanents you control
• Infinite creature ETB
• Infinite creature tokens
• Infinite landfall triggers
• Infinite magecraft triggers
• Infinite mana permanents you control can produce
• Infinite storm count
• Infinitely large creatures you control until end of turn