Historical Rules · 1 May 2014
Rule 702.79b
Official source text from the 1 May 2014 Rules release
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.
Historical Rules · 1 May 2014
Official source text from the 1 May 2014 Rules release
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.