Control / Own When the Magic rules refer to the controller of a card or other object, it means what you would expect: the player who currently has that object on their side of the battlefield, who is responsible for deciding how and when to use it
Canoptek Wraith can be sacrificed to put 2 lands with the same name into play tapped
(Again, this is explained in further detail in my column on the design of double-faced cards.) The road to the Werewolf mechanic began not down the design path of double-faced cards, but rather down the path of designing the day/night mechanic
Rhuk, Hexgold Nabber adds two desirable abilities for dealing Commander damage, but is not the typical voltron commander
The other two are reskins, and they are at the usual $30/$40 price point
It makes three tokens right away, and then if its not removed it provides an edict