How can you create a combo with Gandalf the White, Workshop Assistant, Myr Retriever, Krark-Clan Ironworks?
user
[START OF COMBO]This combo can be formed with Gandalf the White, Workshop Assistant, Myr Retriever, Krark-Clan Ironworks

Color identity: W
Mana cost: 
Steps:
  1. Activate Krark-Clan Ironworks twice by sacrificing the nontoken artifact with mana value one or less and Myr Retriever, adding {C}{C}{C}{C}.
  2. When Myr Retriever dies, its ability triggers twice, returning Workshop Assistant and the nontoken artifact with mana one or less to your hand from your graveyard.
  3. Cast Workshop Assistant and the nontoken artifact by paying at most {4}.
  4. Activate Krark-Clan Ironworks twice by sacrificing the nontoken artifact and Workshop Assistant, adding {C}{C}{C}{C}.
  5. When Workshop Assistant dies, it triggers twice, returning the nontoken artifact and Myr Retriever to your hand from your graveyard.
  6. Cast the nontoken artifact and Myr Retriever by paying at most {3}.
  7. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite colorless mana
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite sacrifice triggers
  - Infinite storm count[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Gandalf the White must be on the battlefield
  - Workshop Assistant must be in the graveyard
  - Myr Retriever must be on the battlefield
  - Krark-Clan Ironworks must be on the battlefield
  - You control a nontoken artifact with mana value one or less that can be cast using only colorless mana.
[END OF COMBO PREREQUISITES]
assistant