Birgi, God of Storytelling // Harnfel, Horn of Bounty + Spellbinding Soprano + Seething Anger

Prerequisites

• You have at least three opponents.

Steps

1. 1Activate Spellbinding Soprano's encore ability by paying and exiling it from your graveyard, creating a token copy of it with haste for each opponent you have.
2. 2Declare each Spellbinding Soprano token as an attacker.
3. 3Each Spellbinding Soprano token triggers, causing instant and sorcery spells you cast this turn to cost less to cast for each Spellbinding Soprano token.
4. 4Cast Seething Anger with buyback by paying .
5. 5Birgi triggers, adding .
6. 6Resolve Seething Anger, giving target creature +3/+0 until end of turn and returning Seething Anger to your hand.
7. 7Repeat from step 4.

Effects

• Infinite magecraft triggers
• Infinite storm count
• Infinitely powerful creatures you control until end of turn