Minthara, Merciless Soul, Ruthless Technomancer, and Felidar Guardian

Prerequisites

• Minthara, Merciless Soul on the battlefield
• Ruthless Technomancer in hand
• Felidar Guardian in hand
• You have at least three experience counters available

Steps

1. Cast Ruthless Technomancer by paying
2. When Ruthless Technomancer enters the battlefield, it triggers, causing you to sacrifice Felidar Guardian and create at least four Treasure tokens
3. Activate three Treasures by tapping and sacrificing them, adding
4. Activate Ruthless Technomancer by paying and sacrificing a Treasure, returning Felidar Guardian from your graveyard to the battlefield
5. When Felidar Guardian enters the battlefield, it triggers, blinking Ruthless Technomancer
6. Repeat from step 2

Results

• Infinite LTB
• Infinite ETB
• Infinite colored mana
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite Treasure tokens