All you have to do to use its effect is revealing the player you secretly chose when Emissary of Grudges entered the battlefield
One of the easiest ways to fail in the long term is to succeed early and think you can stop improving
It has a pretty good effect, and what had everyone shocked was a small detail in its reminder text: the inclusion of battle among the other card types
You may not need an extra land by the time you can entwine it, but you also have the option to destroy one of your opponents lands
It is cast with X equal to zero, but it still acts as a removal spell that scales up with the board
Youll be looking either for a commander that cares about hitting your opponent like Anowon, the Ruin Thief, or something that makes it likely that youll get to hit the opponent with multiple creatures like Oona, Queen of the Fae