[Start of Your Main Phase] You may play 1 [Armadillomon] or [Patamon] from your hand without paying the cost. At the next end of your opponent's turn, return it to the hand.
[Your Turn] When one of your Digimon digivolves into a black or yellow Digimon, by suspending this Tamer, gain 1 memory. If DNA digivolving, [De-Digivolve 1] 1 of your opponent's Digimon.

[Security] Play this card without paying the cost.