You can Tribute 1 other "Dream Mirror" monster
You know, typical old school Yu-Gi-Oh stuff
At the start of the Damage Step, if this card attacks an opponent's monster: You can place that opponent's monster in a zone this card points to and take control of it, but send it to the GY during the End Phase of the next turn
discussed here is defined by game-defining twists in how the card game would evolve in the years which followed, or were simply powerful enough to serve as a warning for the future
You will have enough resources to add to an extra deck, for example, to support this boss monster because UCT only requires a small number of cards to summon
Suffice to say, if youre just new and want to get a good start, this guide is for you