While you have no face-up security cards, you can ignore this card's color requirements.
[Security] [All Turns] All of your red or green [TS] trait Digimon get +2000 DP. While you have [Marsmon] or [Callismon], they also gain [Rush].
[Main] Add your bottom security card to the hand and place this card face up as the bottom security card. Then, you may play 1 red or green [TS] trait Digimon card from your hand with the cost reduced by 3.

[Security] You may play 1 level 4 or lower red or green [TS] trait Digimon card from your hand or trash without paying the cost.