Diabound Kernel!" Most of the time when Yami Bakura attacks with that monster, he announces, "Strike 'em, Diabound Kernal!" followed by "Doom Spiral!" When Yami Bakura activates either of that monster's effects, he announces, "Diabound Kernels effect!" When Yami Bakura Summons "Doomcaliber Knight", a cut-in frame of Yami Bakura's face briefly appears, and he announces, "I Summon Doomcaliber Knight!" Most of the time when Yami Bakura attacks with that monster, he announces, "Go, Doomcaliber Knight!" followed by "Swing your blade to strike down your foes!" When Yami Bakura Summons "Puppet Master", a cut-in frame of Yami Bakura's face briefly appears, and he announces, "Puppet Master!" Most of the time when Yami Bakura attacks with that monster, he announces, "Puppet Master
While this system is mostly flawless, glasses are prone to a peculiar glitch that causes them to change color when a player wins a ranked match, the frame turning teal and the lenses turning dark grey or black
Fairy Godmother checks all those boxes, featuring a huge effect that allows you to win combat and remove opposing characters
It's inclusion in the base set shows that is probably one of the most influential in the game