Sealing in a Jar

[Counter : Play] If your Leader is a blue "Goku Black" card : Choose up to 1 of your mono-blue "Zamasu" Battle Cards with an [Indestructible] skill, then place this activated card on top of that card. [Activate:Main/Battle] Place only this card on top of a card in the Battle Area into its owner’s Drop : Draw 2 cards and discard 1 card from your hand.