Although the reinforce ability can be activated only if the card is in a player’s hand, it continues to exist while the object is on the battlefield and in all other zones. Therefore objects with reinforce will be affected by effects that depend on objects having one or more activated abilities.
July 13, 2013 · Magic 2014
If a spell has multiple instances of conspire, each is paid separately and triggers based on its own payment, not any other instance of conspire.
June 17, 2011 · Commander 2011
rule 702.77b not present in this release
February 4, 2011 · Mirrodin Besieged
If a permanent leaves the battlefield before an effect causes it to deal damage, its last known information is used to determine whether it had wither.
October 1, 2010 · Scars of Mirrodin
If a permanent leaves the battlefield before an effect causes it to deal damage, its last
February 1, 2010 · Worldwake
If a permanent leaves the battlefield before an effect causes it to deal damage, its last known information is used to determine whether it had wither.