It becomes a staple with commanders like Krenko, Mob Boss or a similar key creature that does heavy lifting through an activated ability
and Venser, Corpse Puppet
Its also a compact game, measuring just slightly bigger than a deck of playing cards
IGN has a mythic rare Legendary creature to reveal today that showcases the keyword
Attack!", followed by "Dark Shadow Slash!" When Jaden Summons "Elemental HERO Prism", he announces "Let's go, Elemental HERO Prisma!" Most of the time when Jaden declares an attack with that monster, he announces "Prisma attacks!" When Jaden activates the effect of that monster, he announces "Prisma can change into every colour of the rainbow!" followed by "Reflect Change!" When Jaden Summons "Elemental HERO Sparkman", he announces "Turn up the heat, Elemental HERO Sparkman!" Most of the time when Jaden declares an attack with that monster, he announces "Sparkman
This means that Lightning type Pokmon will deal an extra 20 HP damage to Cloyster whenever they attack