How can you create a combo with Time Sieve, Exsanguinator Cavalry?
user
[START OF COMBO]This combo can be formed with Time Sieve, Exsanguinator Cavalry

Color identity: UB
Mana cost: 
Steps:
  1. Deal combat damage using at least five Knights.
  2. Exsanguinator Cavalry triggers, putting a +1/+1 counter on each attacking Knight and creating that many Blood artifact tokens.
  3. Activate Time Sieve by tapping it and sacrificing five Bloods, causing you to take an extra turn after this one.
  4. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite turns[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - You control at least five Knights that do not have summoning sickness and that cannot be blocked by an opponent.
[END OF COMBO PREREQUISITES]
assistant