Sly Requisitioner, Salvaging Station, and Arcbound Ravager

Prerequisites

• Sly Requisitioner on the battlefield
• Salvaging Station on the battlefield
• Arcbound Ravager on the battlefield

Steps

1. Activate Salvaging Station by tapping it, returning the artifact from your graveyard to the battlefield
2. Activate Arcbound Ravager by sacrificing the artifact
3. Sly Requisitioner triggers, creating a 1/1 Servo artifact creature token
4. Resolve the Arcbound Ravager ability, putting a +1/+1 counter on it
5. Activate Arcbound Ravager by sacrificing the Servo
6. When the Servo dies, Salvaging Station triggers, untapping Salvaging Station
7. Resolve the Arcbound Ravager ability, putting a +1/+1 counter on it
8. Repeat

Results

• Infinite card draw
• Infinite draw triggers
• Near-infinite colorless mana
• Near-infinite creature ETB
• Near-infinite creature LTB
• Near-infinite creature sacrifice triggers
• Near-infinite death triggers