For such a low ink cost, it can cause a real headache very early in the game, and its card-discarding effect can quickly throw a wrench in your opponents plans
Ideal for both casual players and serious collectors
"Dragon's Mirror" can also be included as a last resort, because if all else fails, it can be used to Summon "Five-Headed Dragon" or "First of the Dragons" for the finishing blow, because your opponent will have likely already exhausted most of their resources to deal with "Buster Blader, the Dragon Destroyer Swordsman", "Crystal Wing Synchro Dragon", and especially "Beelze of the Diabolic Dragons" and "Red-Eyes Flare Metal Dragon"
Theres a truly spectacular card treatment thats exclusive to Assassins Creed too, in the form of the Memory Corridor cards
They know that not only the hijackers, but the Federal officers and the police are armed, and in the spirit of sheer excitement they also wish to be armed to the teeth. Of course, the whole situation becomes dangerous to the community, perhaps most of all to the innocent passer-by