How can you create a combo with Breath of Fury, Harnessed Snubhorn, Encroaching Mycosynth, Copy Artifact, Urabrask the Hidden?
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[START OF COMBO]This combo can be formed with Breath of Fury, Harnessed Snubhorn, Encroaching Mycosynth, Copy Artifact, Urabrask the Hidden

Color identity: URW
Mana cost: 
Steps:
  1. Deal combat damage to an opponent using Harnessed Snubhorn, triggering it and Breath of Fury.
  2. Resolve the Harnessed Snubhorn trigger, returning Copy Artifact from your graveyard to the battlefield as a copy of Harnessed Snubhorn.
  3. Resolve the Breath of Fury trigger, causing you to sacrifice Harnessed Snubhorn, then attach Breath of Fury to Copy Artifact, then causing you to untap all creatures you control and to get an additional combat phase after this one.
  4. Move to your next combat phase.
  5. Deal combat damage to an opponent using Copy Artifact, triggering it and Breath of Fury.
  6. Resolve the Copy Artifact trigger, returning Harnessed Snubhorn from your graveyard to the battlefield.
  7. Resolve the Breath of Fury trigger, causing you to sacrifice Copy Artifact, then attach Breath of Fury to Harnessed Snubhorn, then causing you to untap all creatures you control and to get an additional combat phase after this one.
  8. Move to your next combat phase.
  9. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite combat damage
  - Infinite combat phases
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite mana creatures you control can produce
  - Infinite sacrifice triggers
  - Infinite untap of creatures you control[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Breath of Fury must be on the battlefield
  - Harnessed Snubhorn must be on the battlefield
  - Encroaching Mycosynth must be on the battlefield
  - Copy Artifact must be in the graveyard
  - Urabrask the Hidden must be on the battlefield
  - Breath of Fury attached to Harnessed Snubhorn.
  - An opponent cannot block and kill creatures you control.
[END OF COMBO PREREQUISITES]
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