How can you create a combo with Cavern-Hoard Dragon, Time Sieve?
user
[START OF COMBO]This combo can be formed with Cavern-Hoard Dragon, Time Sieve

Color identity: UBR
Mana cost: 
Steps:
  1. Deal combat damage to an opponent using Cavern-Hoard Dragon.
  2. Cavern-Hoard Dragon triggers, creating a Treasure token for each artifact the opponent controls.
  3. Activate Time Sieve by tapping it and sacrificing five Treasures, causing you to take an extra turn after this one.
  4. Repeat each turn as able.[END OF COMBO STEPS]

Result:
  - Near-infinite turns[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - An opponent controls at least five artifacts, and cannot block all damage from Cavern-Hoard Dragon, or kill Cavern-Hoard Dragon during combat.
[END OF COMBO PREREQUISITES]
assistant