Dack Fayden, Helping Hand, Venser, Fervent Forger, and Scroll Rack

Prerequisites

• Dack Fayden, Helping Hand in hand
• Venser, Fervent Forger in hand
• Scroll Rack on the battlefield
• available

Steps

1. Activate Scroll Rack by paying and tapping it, exiling Venser from your hand, then putting the top card of your library into your hand, and then putting Venser on top of your library
2. Cast Dack by paying
3. When it enters, it triggers, revealing Venser from your library, then putting it onto the battlefield goaded, and then giving control of Venser to an opponent
4. When Venser enters, it triggers, creating two token copies of Venser as the original Venser is under an opponent's control
5. Put all but one Venser into your graveyard due to the legend rule
6. The two Venser tokens' abilities each trigger
7. Resolve the first trigger, creating two token copies of Venser
8. Repeat from step 4

Results

• Infinite artifact ETB
• Infinite artifact tokens
• Infinite copies of permanents opponents control
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature tokens with haste
• Infinite death triggers
• Infinite landfall triggers