Altar of Dementia + Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Old-Growth Educator

WBG identity

Commander legal

The 3 combo pieces

• Altar of Dementia
• Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight
• Old-Growth Educator

How to execute it

1. Activate Altar of Dementia by sacrificing Old-Growth Educator.
2. When Old-Growth Educator dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
3. When Old-Growth Educator enters, it triggers, putting two +1/+1 counters on it.
4. Resolve the Altar of Dementia ability.
5. Repeat.

What the combo produces

• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite mill
• Infinite sacrifice triggers
• Infinite self-mill