How can you create a combo with Extraction Specialist, Leonin Relic-Warder, Biotransference, Phyrexian Altar?
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[START OF COMBO]This combo can be formed with Extraction Specialist, Leonin Relic-Warder, Biotransference, Phyrexian Altar

Color identity: WB
Mana cost: {W}{W}
Steps:
  1. Cast Leonin Relic-Warder by paying {W}{W}.
  2. Biotransference triggers, causing you to lose 1 life and create a 2/2 Necron Warrior token.
  3. Leonin Relic-Warder's ETB ability triggers, exiling Extraction Specialist.
  4. Activate Phyrexian Altar by sacrificing Leonin Relic-Warder, adding one mana of any color.
  5. Leonin Relic-Warder's LTB ability triggers, returning Extraction Specialist from exile to the battlefield.
  6. Extraction Specialist enters the battlefield, returning Leonin Relic-Warder from your graveyard to the battlefield.
  7. Repeat from step 3.[END OF COMBO STEPS]

Result:
  - Infinite colored mana
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite sacrifice triggers[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Extraction Specialist must be on the battlefield
  - Leonin Relic-Warder must be in your hand
  - Biotransference must be on the battlefield
  - Phyrexian Altar must be on the battlefield
  - You have at least 2 life.
[END OF COMBO PREREQUISITES]
assistant