The Locust God, Well of Lost Dreams, Ashnod's Altar, and Elas il-Kor, Sadistic Pilgrim

Prerequisites

• The Locust God on the battlefield
• Well of Lost Dreams on the battlefield
• Ashnod's Altar on the battlefield
• Elas il-Kor, Sadistic Pilgrim on the battlefield
• You have a way to draw a card

Steps

1. Draw a card
2. The Locust God triggers, creating a 1/1 Insect creature token with flying and haste
3. When the Insect enters the battlefield, Elas il-Kor triggers, causing you to gain 1 life
4. Well of Lost Dreams triggers
5. Holding priority, activate Ashnod's Altar by sacrificing the Insect, adding
6. When the Insect dies, Elas il-Kor triggers, causing each opponent to lose 1 life
7. Resolve the Well of Lost Dreams trigger, causing you to pay to draw a card
8. Repeat from step 2

Results

• Infinite card draw
• Near-infinite lifeloss
• Near-infinite ETB
• Infinite draw triggers
• Near-infinite LTB
• Near-infinite death triggers
• Near-infinite sacrifice triggers
• Near-infinite colorless mana
• Near-infinite lifegain
• Near-infinite lifegain triggers
• Near-infinite creature tokens with haste