The Master, Formed Anew, Ruthless Technomancer, Glasspool Mimic // Glasspool Shore, and Training Grounds

Prerequisites

• The Master, Formed Anew in hand or in the command zone
• Ruthless Technomancer in exile
• Glasspool Mimic // Glasspool Shore on the battlefield
• Training Grounds on the battlefield
• Glasspool Mimic // Glasspool Shore has a power of at least 2
• plus enough mana to pay for commander tax, if applicable available

Steps

1. Cast The Master either from your hand or from the command zone by paying plus command tax, if applicable, choosing to have it enter the battlefield as a copy of Ruthless Technomancer
2. When The Master enters the battlefield, it triggers, causing you to sacrifice Glasspool Mimic // Glasspool Shore and create at least two Treasure tokens
3. Activate a Treasure by tapping and sacrificing it, adding
4. Activate The Master by paying and sacrificing a Treasure, returning Glasspool Mimic // Glasspool Shore from your graveyard to the battlefield as a copy of The Master, which causes the Glasspool Mimic // Glasspool Shore to be a copy of Ruthless Technomancer
5. When Glasspool Mimic // Glasspool Shore enters the battlefield, it triggers, causing you to sacrifice The Master and create two Treasure tokens
6. Activate a Treasure by tapping and sacrificing it, adding
7. Activate Glasspool Mimic // Glasspool Shore by paying and sacrificing a Treasure, returning The Master from your graveyard to the battlefield as a copy of Ruthless Technomancer
8. Repeat from step 2

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers