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

Prerequisites

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

Steps

1. Cast Hangarback Walker by paying
2. Birgi triggers, adding
3. Hangarback Walker resolves, entering with a +1/+1 counter on it
4. Activate Together Forever by paying , targeting Hangarback Walker
5. Activate Ashnod's Altar by sacrificing Hangarback Walker, adding
6. When Hangarback Walker dies, Together Forever triggers, returning Hangarback Walker 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
• Infinite colorless mana
• Infinite creature tokens