Extravagant Replication, Skullwinder, and Temporal Manipulation

Prerequisites

• Extravagant Replication on the battlefield
• Skullwinder on the battlefield
• Temporal Manipulation in hand
• You have enough mana to cast Temporal Manipulation each turn

Steps

1. Cast Temporal Manipulation by paying its mana cost, causing you to take an extra turn after this one
2. Move to your next turn
3. At the beginning of your upkeep, Extravagant Replication triggers, creating a token copy of Skullwinder
4. When the Skullwinder token enters the battlefield, it triggers, returning Temporal Manipulation from your graveyard to your hand
5. Repeat

Results

• Infinite turns