July 23, 2021 · Adventures in the Forgotten Realms
Any ability a leveler card has that isn’t preceded by a level symbol is treated normally. In particular, each leveler permanent has its level up ability (see rule 702.87) at all times; it may be activated regardless of how many level counters are on that permanent.
January 23, 2015 · Fate Reforged
Each face of a double-faced card has its own set of characteristics.
May 1, 2014 · Journey into Nyx
If a double-faced card is cast as a spell, it’s put on the stack with its front face up. A double-faced card can’t be cast face down. See rule 601, “Casting Spells.”
February 1, 2014 · Born of the Gods
If a double-faced card is cast as a spell, it’s put on the stack with its front face up. A double-faced card can’t be cast face down. See rule 601, "Casting Spells."
September 30, 2011 · Innistrad
If a double-faced card is cast as a spell, it's put on the stack with its front face up. A double-faced card can't be cast face down. See rule 601, "Casting Spells."
June 17, 2011 · Commander 2011
If information about an object would be visible to the player being controlled, it’s visible to both
April 1, 2011 · Duel Decks: Knights vs. Dragons
If information about an object would be visible to the player being controlled, it's visible to both that player and the controller of the player.
February 4, 2011 · Mirrodin Besieged
If information about an object would be visible to the player being controlled, it’s visible to both that player and the controller of the player.
October 1, 2010 · Scars of Mirrodin
If information about an object would be visible to the player being controlled, it’s visible to both
April 23, 2010 · Rise of the Eldrazi
The controller of another player's turn makes all choices and decisions that player is allowed to make or is told to make during that turn by the rules or by any objects. This includes choices and decisions about what to play, and choices and decisions called for by spells and abilities.