The first is, of course, cascade
The cards themselves contain data, as opposed to unlocking data already on the device itself

Card Set(s) -PARAMOUNT WAR- [OP02] CARD VIEW OP02-107 | C | CHARACTER Doberman Attribute Strike Block icon 1 Card Set(s) -PARAMOUNT WAR- [OP02] CARD VIEW OP02-108 | C | CHARACTER Donquixote Rosinante Attribute Special Block icon 1 Type Navy/Donquixote Pirates Effect [Blocker] (After your opponent declares an attack, you may rest this card to make it the new target of the attack.) Card Set(s) -PARAMOUNT WAR- [OP02] CARD VIEW OP02-108 | C | CHARACTER Donquixote Rosinante Attribute Special Block icon 1 Type Navy/Donquixote Pirates Effect [Blocker] (After your opponent declares an attack, you may rest this card to make it the new target of the attack.) Card Set(s) -PARAMOUNT WAR- [OP02] CARD VIEW OP02-109 | C | CHARACTER Jaguar.D.Saul Attribute Strike Block icon 1 Card Set(s) -PARAMOUNT WAR- [OP02] CARD VIEW OP02-110 | R | CHARACTER Hina Attribute Special Block icon 1 Effect [Blocker] (After your opponent declares an attack, you may rest this card to make it the new target of the attack.) [On Block] Select up to 1 of your opponent's Characters with a cost of 6 or less

But I recognize that it has its faults
I attack my opponent with this Digimon and its [When Attacking] effect trashes their last security cards, leaving them with zero cards in their security stack
Card Name Mana Cost Type Legendary Artifact Rarity Special rules Text Whenever you cast an instant or sorcery spell, you may pay