[When Digivolving] You may place 1 card with [Royal Knight] in its traits and a play cost of 13 or less from your hand or trash under this Digimon as its bottom digivolution card. Activate 1 of that Digimon's [When Digivolving] effects as if it was one of this Digimon's effects. Then, <Blitz> (If your opponent has 1 or more memory, this Digimon may attack). [All Turns] While a card with [Royal Knight] in its traits is in this Digimon's digivolution cards, this Digimon gains <Piercing> (When this Digimon attacks and deletes an opponent's Digimon and survives the battle, it performs any security checks it normally would) and <Blocker> (When an opponent's Digimon attacks, you may suspend this Digimon to force the opponent to attack it instead), and gains <Security Attack +1> (This Digimon checks 1 additional security card) for each card with [Royal Knight] in its traits in this Digimon's digivolution cards.