www yugioh card com game The Infinite Forbidden – Yu-Gi-Oh! TRADING making it the largest of the Maze boosters. Yu-Gi-Oh! TCG Introduces Full Art

However, for this one, the Oracle text is even more precise: Target player discards two cards, then draws as many cards as they discarded this way

The damage this does to its owner is basically irrelevant, not only does it do it to them first but presumably you have an aggressive red deck complete with some burn spells to ensure you always have the life advantage

The important thing to look out for is the fact that the cards will be limited to the available supply

(9/22/2011) If an opponent's extra turn is created while Stranglehold is on the battlefield, but Stranglehold leaves the battlefield before that turn would begin, that opponent takes the extra turn as normal.