Once UCT is on the field, during either players main phase you can activate a quick effect that on resolution will destroy 1 monster from your hand or field to change as many monsters your opponent controls to face-down Defense position as possible
For me, though, the joy comes from building your own and squaring off against real people, though there is a deck-building function to help you assemble something if you dont wanna do all the work yourself
Rare () They are indicated by a black star symbol and are harder to find than commons and unsummons
Without Paradox Engine in the format, that just seems anti-climactic, though in this deck, getting another Bobblehead might just push things to the next level
Legendary permanents trigger the Legend Rule only if they have the same exact name
The reason you've probably never heard of this one is that it requires ante, which most people simply never play with