Yu Nogi (BT23-080) - [Hackers' Slumber]

[Start of Your Main Phase] If your opponent has a Digimon, gain 1 memory.
[All Turns] When any of your Digimon with the [CS] trait would be deleted, by returning this Tamer to the bottom of the deck, place 1 of those Digimon as the top security card.

[Security] Play this card without paying the cost.