Alma Mayer, Enigmatic Author

When Alma Mayer, Enigmatic Author enters the
battlefield, creatures your opponent controls
become tapped. Those creatures don't become
untapped during their controller's next untap
step. While an opponent controls a card named
Blacksad, Sardonic Detective, Alma Mayer,
Enigmatic Author gains +2/+1 and may block
creatures with Menace.
Time seemed to stop. His eyes focused only on her.