How can you create a combo with Tetzin, Gnome Champion // The Golden-Gear Colossus, Breath of Fury, Urabrask the Hidden?
user
[START OF COMBO]This combo can be formed with Tetzin, Gnome Champion // The Golden-Gear Colossus, Breath of Fury, Urabrask the Hidden

Color identity: URW
Mana cost: 
Steps:
  1. Declare the creature with Breath of Fury attached and The Golden-Gear Colossus as attackers.
  2. The Golden-Gear Colossus triggers, transforming up to one double-faced artifact you control and creating two 1/1 Gnome artifact creature tokens.
  3. Deal combat damage using the creature that has Breath of Fury attached.
  4. Breath of Fury triggers, causing you to sacrifice the creature it is attached to, then attach Breath of Fury to a Gnome token, then causing you to untap all creatures you control and to get an additional combat phase after this one.
  5. Repeat each combat phase.[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
  - Transform any number of double-faced artifacts you control
  - Infinite creature tokens with haste[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Breath of Fury attached to another creature you control.
  - An opponent cannot block creatures you control.
[END OF COMBO PREREQUISITES]
assistant