How can you create a combo with Agatha's Soul Cauldron, Wildwood Mentor, Krark-Clan Ironworks, Pentavus?
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[START OF COMBO]This combo can be formed with Agatha's Soul Cauldron, Wildwood Mentor, Krark-Clan Ironworks, Pentavus

Color identity: G
Mana cost: {1}
Steps:
  1. Activate Wildwood Mentor using Pentavus's first ability by paying {1} and removing a +1/+1 counter from it, creating a 1/1 Pentavite artifact creature token.
  2. When the Pentavite enters the battlefield, Wildwood Mentor's first ability triggers, putting a +1/+1 counter on itself.
  3. Activate Krark-Clan Ironworks by sacrificing the Pentavite, adding {C}{C}.
  4. Repeat.
  5. Once you have infinite mana, you may forego sacrificing the Pentavites.
  6. Once you have infinite creature tokens, you may activate Wildwood Mentor using Pentavus's last ability any number of times.[END OF COMBO STEPS]

Result:
  - Infinite +1/+1 counters on Wildwood Mentor
  - Infinite colorless mana
  - Infinite creature tokens
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite sacrifice triggers[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Agatha's Soul Cauldron must be on the battlefield
  - Wildwood Mentor must be on the battlefield
  - Krark-Clan Ironworks must be on the battlefield
  - Pentavus must be exiled
  - Wildwood Mentor has at least one +1/+1 counter on it.
[END OF COMBO PREREQUISITES]
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