Oceanus Shenron, Elegant Evil (Zenkai Series Tournament Pack Vol.8)

[Blocker] [Auto] [Limit 1] Y : When this card is sent from your Drop to your Warp by a "Shadow Dragon" card's skill, play this card from your Warp. [Auto] When this card is played, choose up to 1 of your opponent's Battle Cards or Unisons and switch it to Rest Mode. [Auto] At the end of your turn, switch this card to Active Mode.