Jinnie Fay, Jetmir's Second, Essence of Orthodoxy, and Xenograft

Prerequisites

• Jinnie Fay, Jetmir's Second on the battlefield
• Essence of Orthodoxy on the battlefield
• Xenograft on the battlefield
• You have a way to cause a creature to enter the battlefield under your control
• "Phyrexian" chosen with Xenograft

Steps

1. Cause a creature to enter the battlefield under your control
2. When the creature entes the battlefield as a Phyrexian due to Xenograft, Essence of Orthodoxy triggers, creating a 2/2 Cat creature token with haste or a 3/1 Dog creature token with vigilance
3. Repeat step 2

Results

• Infinite creature tokens with haste
• Infinite ETB