How can you create a combo with Ratadrabik of Urborg, Boonweaver Giant, On Serra's Wings, Bartolomé del Presidio?
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[START OF COMBO]This combo can be formed with Ratadrabik of Urborg, Boonweaver Giant, On Serra's Wings, Bartolomé del Presidio

Color identity: WB
Mana cost: 
Steps:
  1. Activate Bartolomé del Presidio by sacrificing Boonweaver Giant.
  2. When Boonweaver Giant dies as a legendary creature due to On Serra's Wings, Ratadrabik of Urborg triggers, creating a token copy of Boonweaver Giant that is a 2/2 Zombie in addition to its other types.
  3. When the Boonweaver Giant token enters the battlefield, it triggers, returning On Serra's Wings from your graveyard to the battlefield attached to the token.
  4. Resolve the Bartolomé del Presidio ability, putting a +1/+1 counter on it.
  5. Repeat.[END OF COMBO STEPS]

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

Other prerequisites:
  - All permanants must be on the battlefield
[END OF COMBO PREREQUISITES]
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