How can you create a combo with Adarkar Valkyrie, Thornbite Staff, Bartolomé del Presidio?
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[START OF COMBO]This combo can be formed with Adarkar Valkyrie, Thornbite Staff, Bartolomé del Presidio

Color identity: WB
Mana cost: 
Steps:
  1. Activate Adarkar Valkyrie by tapping it, targeting another nontoken creature you control.
  2. Activate Bartolomé del Presidio by sacrificing the creature targeted in step 1.
  3. When the creature dies, Adarkar Valkyrie triggers twice.
  4. Resolve the first trigger, untapping Adarkar Valkyrie.
  5. Resolve the second trigger, returning the sacrificed creature from your graveyard to the battlefield.
  6. Resolve the Bartolomé del Presidio ability, putting a +1/+1 counter on it.
  7. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite leaves the battlefield
  - Infinite enters the battlefield
  - Infinite sacrifice triggers
  - Infinite death triggers
  - Infinite +1/+1 counters on Bartolomé del Presidio[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Adarkar Valkyrie does not have summoning sickness. You control at least one additional nontoken creature.
[END OF COMBO PREREQUISITES]
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