Together Forever, Birgi, God of Storytelling // Harnfel, Horn of Bounty, Ashnod's Altar, and Walking Ballista

Prerequisites

• Together Forever on the battlefield
• Birgi, God of Storytelling // Harnfel, Horn of Bounty on the battlefield
• Ashnod's Altar on the battlefield
• Walking Ballista in hand
• available

Steps

1. Cast Walking Ballista by paying
2. Birgi triggers, adding
3. Walking Ballista resolves, entering with a +1/+1 counter on it
4. Activate Together Forever by paying , targeting Walking Ballista
5. Activate Ashnod's Altar by sacrificing Walking Ballista, adding
6. When Walking Ballista dies, Together Forever triggers, returning Walking Ballista from your graveyard to your hand
7. Repeat

Results

• Infinite creature LTB
• Infinite creature ETB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite storm count