Color Identity: U, R

Prerequisites

  1.  
    Timestream Navigator
    Timestream Navigator     in hand.
  2.  
    Flameshadow Conjuring
    Flameshadow Conjuring     and
    Riptide Laboratory
    Riptide Laboratory     on the battlefield.
  3. You have the city's blessing and/or control at least eight permanents.
  4. ({3} magic symbol)  ({U} magic symbol)  ({U} magic symbol)  ({U} magic symbol)  ({R} magic symbol)   each turn available.

Steps

  1. Cast
    Timestream Navigator
    Timestream Navigator     by paying ({1} magic symbol)  ({U} magic symbol)  .
  2. If you don't have the city's blessing and control ten or more permanents,
    Timestream Navigator
    Timestream Navigator     gives you the city's blessing.
  3. When
    Timestream Navigator
    Timestream Navigator     enters the battlefield,
    Flameshadow Conjuring
    Flameshadow Conjuring     triggers, causing you to pay ({R} magic symbol)   to create a token copy of
    Timestream Navigator
    Timestream Navigator     with haste.
  4. If you don't have the city's blessing, the
    Timestream Navigator
    Timestream Navigator     token gives you the city's blessing.
  5. Activate Crystal Shard by paying ({3} magic symbol)   or ({U} magic symbol)   and tapping it, returning the nontoken
    Timestream Navigator
    Timestream Navigator     to your hand from the battlefield.
  6. Activate the
    Timestream Navigator
    Timestream Navigator     token by paying ({2} magic symbol)  ({U} magic symbol)  ({U} magic symbol)  , tapping it and putting it on the bottom of your library from the battlefield, causing you to take an extra turn after this one.
  7. Repeat each turn.

Results

  1. Infinite turns.

Metadata

  1. In 218 decks according to EDHREC.
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