Displaced Dinosaurs, Salvaging Station, and Phyrexian Altar

Prerequisites

• Displaced Dinosaurs on the battlefield
• Salvaging Station on the battlefield
• Phyrexian Altar on the battlefield

Steps

1. Activate Salvaging Station by tapping it, putting the noncreature artifact from your graveyard onto the battlefield as a 7/7 Dinosaur creature due to Displaced Dinosaurs
2. Activate Phyrexian Altar by sacrificing the artifact returned in step 1
3. When the artifact dies, Salvaging Station triggers, untapping Salvaging Station
4. Repeat

Results

• Infinite creature ETB
• Infinite creature LTB
• Infinite colored mana
• Infinite creature sacrifice triggers
• Infinite death triggers