Rulings
Only creatures you control when the ability resolves will gain the chosen ability. Creatures that come under your control later in the turn will not gain the ability.
(wotc • 2013-01-24)
You choose which ability creatures you control will gain when Angelic Skirmisher’s ability resolves. This happens before attacking creatures are declared.
(wotc • 2013-01-24)
Rulings
Only creatures you control when the ability resolves will gain the chosen ability. Creatures that come under your control later in the turn will not gain the ability.
(wotc • 2013-01-24)
You choose which ability creatures you control will gain when Angelic Skirmisher’s ability resolves. This happens before attacking creatures are declared.
(wotc • 2013-01-24)