An ability triggers only once each time its trigger event occurs. However, it can trigger repeatedly if one event contains multiple occurrences.
September 30, 2011 · Innistrad
An ability triggers only once each time its trigger event occurs. However, it can trigger repeatedly if one event contains multiple occurrences. See also rule 509.4.
June 17, 2011 · Commander 2011
An ability triggers only once each time its trigger event occurs. However, it can trigger
February 4, 2011 · Mirrodin Besieged
An ability triggers only once each time its trigger event occurs. However, it can trigger repeatedly if one event contains multiple occurrences. See also rule 509.4.
October 1, 2010 · Scars of Mirrodin
An ability triggers only once each time its trigger event occurs. However, it can trigger
February 1, 2010 · Worldwake
An ability triggers only once each time its trigger event occurs. However, it can trigger repeatedly if one event contains multiple occurrences. See also rule 509.4.