How can you create a combo with Kaya the Inexorable, Pitiless Plunderer, Felidar Guardian, Heartless Summoning, Phyrexian Altar?
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[START OF COMBO]This combo can be formed with Kaya the Inexorable, Pitiless Plunderer, Felidar Guardian, Heartless Summoning, Phyrexian Altar

Color identity: WB
Mana cost: 
Steps:
  1. Activate Kaya's +1 loyalty ability to put a Ghostform Counter on Felidar Guardian.
  2. Sacrifice Felidar Guardian to Phyrexian Altar to add one mana of any color.
  3. Felidar Guardian is returned to your hand, and you create a 1/1 Spirit creature token.
  4. Pitiless Plunderer triggers, creating a Treasure token.
  5. Sacrifice the Treasure token for {W}.
  6. The Spirit dies to having 0 toughness.
  7. Pitiless Plunderer triggers, creating a Treasure token.
  8. Sacrifice the Treasure token for {1}.
  9. Cast Felidar Guardian for {1}{W}.
  10. When Felidar Guardian enters the battlefield, exile Kaya and return her to the battlefield.
  11. Repeat.[END OF COMBO STEPS]

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

Other prerequisites:
  - All permanants must be on the battlefield
  - Kaya's loyalty abilities have not been used this turn.
[END OF COMBO PREREQUISITES]
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