How can you create a combo with Denry Klin, Editor in Chief, Ashnod's Altar?
user
[START OF COMBO]This combo can be formed with Denry Klin, Editor in Chief, Ashnod's Altar

Color identity: WU
Mana cost: 
Steps:
  1. Activate Ashnod's Altar by sacrificing the Undying creature, adding {C}{C}.
  2. When the creature dies, its Undying ability triggers, returning it from your graveyard to the battlefield.
  3. When the creature enters the battlefield, Denry triggers, putting a -1/-1 counter on it.
  4. Remove the -1/-1 and the +1/+1 counter from the Undying creature as a state-based action.
  5. Repeat.
  6. Note that this combo has additional results depending on the Undying creature.[END OF COMBO STEPS]

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

Other prerequisites:
  - All permanants must be on the battlefield
  - Denry has a -1/-1 counter on them.
[END OF COMBO PREREQUISITES]
assistant