Ashnod the Uncaring + Goblin Engineer + Corridor Monitor + Commander's Sphere

Prerequisites

• Goblin Engineer does not have summoning sickness.

Steps

1. 1Activate Commander's Sphere's first ability by tapping it, adding .
2. 2Activate Commander's Sphere's second ability by sacrificing it, causing you to draw a card.
3. 3Activate Goblin Engineer by paying , tapping and sacrificing Corridor Monitor, targeting Commander's Sphere.
4. 4Ashnod triggers, copying Goblin Engineer's ability, targeting Corridor Monitor.
5. 5Resolve the first Goblin Engineer ability, returning Corridor Monitor from your graveyard to the battlefield.
6. 6Corridor Monitor enters the battlefield, untapping Goblin Engineer.
7. 7Resolve the second Goblin Engineer ability, returning Commander Sphere from your graveyard to the battlefield.
8. 8Repeat.

Effects

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