How can you create a combo with Urabrask the Hidden, Sword of Hearth and Home, Port Razer?
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[START OF COMBO]This combo can be formed with Urabrask the Hidden, Sword of Hearth and Home, Port Razer

Color identity: R
Mana cost: 
Steps:
  1. Deal combat damage to an opponent with Urabrask and Port Razer, triggering Sword of Hearth and Home and Port Razer.
  2. Resolve the Port Razer trigger, untapping all creatures you control and causing you to get an additional combat phase after this one.
  3. Resolve the Sword of Hearth and Home trigger, exiling Port Razer, then causing you to search your library for a basic land card, then put the land and Port Razer onto the battlefield.
  4. Repeat each combat phase.[END OF COMBO STEPS]

Result:
  - Infinite combat damage
  - Infinite combat phases
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite mana creatures you control can produce
  - Infinite untap of creatures you control
  - Near-infinite landfall triggers
  - Put all basic land cards from your library onto the battlefield[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Sword of Hearth and Home attached to Urabrask.
  - An opponent is unable to block and kill Urabrask and Port Razer.
[END OF COMBO PREREQUISITES]
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