How can you create a combo with Horobi, Death's Wail, Revel in Riches, Retribution of the Ancients?
user
[START OF COMBO]This combo can be formed with Horobi, Death's Wail, Revel in Riches, Retribution of the Ancients

Color identity: B
Mana cost: {B}
Steps:
  1. Activate Retribution of the Ancients by paying {B} and removing zero counters from creatures you control, targeting any creature an opponent controls.
  2. Horobi triggers, destroying that creature.
  3. When the creature dies, Revel in Riches' first ability triggers, creating a Treasure token.
  4. Activate the Treasure by tapping and sacrificing it, adding {B}.
  5. Repeat.
  6. You may also repeat this loop whenever a creature enters the battlefield under an opponent's control.[END OF COMBO STEPS]

Result:
  - Destroy all creatures that enter the battlefield under an opponent's control
  - Destroy any number of creatures opponents control[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
[END OF COMBO PREREQUISITES]
assistant