Does Randyll get to stand when he attacks during the third challenge with Lord of the Crossing, as he instantly receives a strength boost? Yes. Does he stand when equipped with an ambushed Widow's Wail? Yes When Plaza of Punishment or other lasting effect wears off, can Randyll stand? No. Losing a strength reduction is not the same as gaining as strength addition.
House Tyrell. Non-Loyal.
Character. Cost: 6. STR: 5.
House Tarly. Lord.
Reaction: After Randyll Tarly's STR is increased by a card effect, stand him. (Limit twice per phase.)
Core Set #183.