How can you create a combo with Serra Avatar, Swords to Plowshares, Sanguine Bond?
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[START OF COMBO]This combo can be formed with Serra Avatar, Swords to Plowshares, Sanguine Bond

Color identity: WB
Mana cost: {W}
Steps:
  1. Cast Swords to Plowshares by paying {W}, exiling Serra Avatar and gaining life equal to its power.
  2. Sanguine Bond triggers, causing target opponent whose lifetotal is less than or equal to Serra Avatar's power to lose life equal to the life you gained.
  3. The opponent loses the game due to having zero or less life.[END OF COMBO STEPS]

Result:
  - Near-infinite lifegain
  - Near-infinite lifeloss for target opponent
  - Target opponent loses the game[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Serra Avatar must be on the battlefield
  - Swords to Plowshares must be in your hand
  - Sanguine Bond must be on the battlefield
  - Your life total is higher than or equal to an opponent's.
[END OF COMBO PREREQUISITES]
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