Disclaimers We have no affiliation with the owners of any other tcg brand
Its not mandatory, but you can have this effect coming from the command zone, pairing it with the right commander
The activated ability making an opponent block on every combat can make it a one-sided creature board wipe for the opponent on the receiving end
Its a Cancel
Normally, on a legendary creature, this is very bad, but The Master planned ahead with this and comes with a fun anti-legend rule clause, letting you have as many token copies of it as you like
Sometimes you will be forced to get a Sol Ring or something, but if you do it on turn 1, that's not necessarily the worst play you can do, even if you are down a card, unlike Demonic Tutor