mtg the dark most valuable cards In The 10 Most Expensive Magic:

the player with the least on their own board might secretly be the one drawing four extra cards a turn and controlling the game

Youll know if you want this or not, and thats largely answered by whether you want to pay five mana for it

Commander is a lot of fun when there are boardstates to unravel, and as long as decks are built for the right table

The one that doesn't is printed in Black Speech, a fictional language of Mordor invented by J.R.R

(It deals damage to creatures in the form of -1/-1 counters.) Whenever this creature deals damage to an opponent, remove all -1/-1 counters from it

A last thing to note is that since Valki allows you to see all of your opponents' hands, he lets you know when it's "safe" to cast himself as you become aware of whether people have removal in hand