How can you create a combo with Saw in Half, Dockside Extortionist, Eternal Witness?
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[START OF COMBO]This combo can be formed with Saw in Half, Dockside Extortionist, Eternal Witness

Color identity: BRG
Mana cost: {2}{B}
Steps:
  1. Cast Saw in Half by paying {2}{B}, destroying Dockside Extortionist and creating two token copies of it with base power equal to half the destroyed creature's power and base toughness equal to half the destroyed creature's toughness, rounding up each time.
  2. Both Dockside Extortionist tokens enter the battlefield, creating at least ten Treasure tokens.
  3. Activate nine Treasure tokens by tapping and sacrificing them, adding {5}{B}{B}{G}{G}.
  4. Cast Eternal Witness by paying {1}{G}{G}.
  5. Eternal Witness enters the battlefield, returning Saw in Half from your graveyard to your hand.
  6. Cast Saw in Half by paying {2}{B}, destroying Eternal Witness and creating two token copies of it with base power equal to half the destroyed creature's power and base toughness equal to half the destroyed creature's toughness, rounding up each time.
  7. Both Eternal Witness tokens enter the battlefield, returning Eternal Witness and Saw in Half from your graveyard to your hand.
  8. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite colored mana
  - Infinite creature tokens
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite magecraft triggers
  - Infinite sacrifice triggers
  - Infinite storm count
  - Infinite Treasure tokens[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Saw in Half must be in your hand
  - Dockside Extortionist must be on the battlefield
  - Eternal Witness must be in your hand
  - Your opponents control at least five artifacts and/or enchantments.
[END OF COMBO PREREQUISITES]
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