Norritt | Magic: The Gathering
Formats Norritt is Legal in
Official Oracle Text for Norritt
: Choose target non-Wall creature the active player has controlled continuously since the beginning of the turn. That creature attacks this turn if able. If it doesn't, destroy it at the beginning of the next end step. Activate this ability only before attackers are declared.
Official Rulings for Norritt
9/20/2013 : If a turn has multiple combat phases, the ability can only be activated before the beginning of the declare attackers step of the first combat phase in that turn.