Flying Rule 702.9 Glossary

A keyword ability that restricts how a creature may be blocked. See rule 702.9, “Flying.”
Vigilance Rule 702.20 Glossary

A keyword ability that lets a creature attack without tapping. See rule 702.20, “Vigilance.”

Rulings (2)

January 24, 2013 Wizards of the Coast
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.
January 24, 2013 Wizards of the Coast
You choose which ability creatures you control will gain when Angelic Skirmisher’s ability resolves. This happens before attacking creatures are declared.

Other Printings

Gatecrash Promos (pgtc)