Color Identity: U

Prerequisites

  1.  
    Gonti's Aether Heart
    Gonti's Aether Heart     in exile (
    Gonti's Aether Heart
    Gonti's Aether Heart     exiled by
    Prototype Portal
    Prototype Portal    ).
  2.  All other permanents on the battlefield.
  3. ({8} magic symbol)   each turn available.

Steps

  1. Activate
    Prototype Portal
    Prototype Portal     by paying ({6} magic symbol)   and tapping it.
  2. Holding priority, activate
    Lithoform Engine
    Lithoform Engine    's first ability by paying ({2} magic symbol)   and tapping it, copying
    Prototype Portal
    Prototype Portal    's ability.
  3. Resolve the copy of
    Prototype Portal
    Prototype Portal    's ability, creating a token copy of
    Gonti's Aether Heart
    Gonti's Aether Heart    .
  4. When the
    Gonti's Aether Heart
    Gonti's Aether Heart     token enters the battlefield, it triggers twice, causing you to get ({E} magic symbol)  ({E} magic symbol)  ({E} magic symbol)  ({E} magic symbol)  .
  5. Resolve the original
    Prototype Portal
    Prototype Portal     ability, creating a token copy of
    Gonti's Aether Heart
    Gonti's Aether Heart    .
  6. Put either
    Gonti's Aether Heart
    Gonti's Aether Heart     token into your graveyard due to the legend rule.
  7. When the
    Gonti's Aether Heart
    Gonti's Aether Heart     token enters the battlefield, it triggers twice, causing you to get ({E} magic symbol)  ({E} magic symbol)  ({E} magic symbol)  ({E} magic symbol)  .
  8. Activate the remaining
    Gonti's Aether Heart
    Gonti's Aether Heart     token by paying eight ({E} magic symbol)   and exiling it, causing you to take an extra turn after this one.
  9. Repeat each turn.

Results

  1. Infinite turns.

Metadata

  1. In 4 decks according to EDHREC.
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