How can you create a combo with Biovisionary, Saw in Half, Doubling Season?
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[START OF COMBO]This combo can be formed with Biovisionary, Saw in Half, Doubling Season

Color identity: BGU
Mana cost: {2}{B}
Steps:
  1. Cast Saw in Half by paying {2}{B}, destroying Biovisionary and creating four 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. End your turn.
  3. All the Biovisionaries trigger.
  4. Resolve the first Biovisionary trigger, winning the game.[END OF COMBO STEPS]

Result:
  - Win the game[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Biovisionary must be on the battlefield
  - Saw in Half must be in your hand
  - Doubling Season must be on the battlefield
[END OF COMBO PREREQUISITES]
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