How can you create a combo with Malcolm, Keen-Eyed Navigator, Street Urchin, Urza, Lord High Artificer?
user
[START OF COMBO]This combo can be formed with Malcolm, Keen-Eyed Navigator, Street Urchin, Urza, Lord High Artificer

Color identity: UR
Mana cost: {1}
Steps:
  1. Activate your commander by paying {1} and sacrificing another creature or artifact, dealing 1 damage to an opponent.
  2. Malcolm triggers, creating a Treasure token.
  3. Activate Urza's first ability by tapping the Treasure, adding {U}.
  4. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite damage
  - Infinite lifegain triggers
  - Infinite lifegain
  - Infinite card draw
  - Infinite blue mana
  - Infinite draw triggers
  - Cast all cards in your library without paying their mana costs
  - Infinite Clue tokens
  - Infinite Food tokens[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - You control your commander, and your commander is a Pirate.
  - You control at least one additional creature or artifact.
[END OF COMBO PREREQUISITES]
assistant