You can only use each of the following effects of "Dictator of D." once per turn
They are worth buying as a long term sealed product hold if you buy retail, choose wisely, store properly, and think in years rather than months
One key identifier is the text on the front of the booster packs
So, in summary, if you're visiting your parents' house this holiday season and find some old decks of Yu-Gi-Oh
Droll & Lock Bird is my choice of handtrap for this deck because stopping your opponent's turn is important so you can kill them next turn, a card like Ash Blossom stops their card permanently whereas Droll is a temporary solution, but a permanent solution only slows them down, doesn't stop their turn completely most of the time whereas Droll does
This can result in a pretty heavy beatstick with an easy graveyard set up