Emperor Dragon of Calamity (BT20-094) - Release Special Booster 2.5

[Main] You may play 1 [Free] trait Digimon card from your trash with the play cost reduced by 5. Then, place this card in the battle area.
[All Turns] When your opponent's security stack is removed from, [Delay].
• You may play 1 [Imperialdramon: Dragon Mode] from any of your [Imperialdramon: Fighter Mode]'s digivolution cards without paying the cost.

[Security] You may play 1 level 3 Digimon card with the [Free] trait from your hand or trash without paying the cost. Then, add this card to the hand.