Kyurem, Incomplete

At the beginning of you upkeep, if you control Reshiram, Fire of Truth or Zekrom, Spark of
Ideals or both, exile one or both with Kyurem,
then meld them into the corresponding meld.
•Kyurem, Incomplete and Reshiram:
Meld into Kyurem, Complete by Truth
•Kyurem, Incomplete and Zekrom:
Meld into Kyurem, Complete by Ideals
•Kyurem, Incomplete and Both: Meld into The Original Dragon