How can you create a combo with Venser, Corpse Puppet, Tainted Observer, Krark-Clan Ironworks?
user
[START OF COMBO]This combo can be formed with Venser, Corpse Puppet, Tainted Observer, Krark-Clan Ironworks

Color identity: BGU
Mana cost: {2}
Steps:
  1. Cause a creature to enter the battlefield under your control.
  2. Tainted Observer triggers, causing you to pay {2} to proliferate.
  3. Venser triggers, creating a legendary 3/3 The Hollow Sentinel artifact creature token.
  4. The Hollow Sentinel enters the battlefield, triggering Tainted Observer.
  5. Holding priority, activate Krark-Clan Ironworks by sacrifcing The Hollow Sentinel, adding {C}{C}.
  6. Resolve the Tainted Observer trigger, causing you to pay {2} to proliferate.
  7. Repeat from step 3.[END OF COMBO STEPS]

Result:
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite proliferate
  - Infinite sacrifice triggers[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - You have a way to cause a creature to enter the battlefield under your control.
[END OF COMBO PREREQUISITES]
assistant