Aerial Crusader Greaves of Resistance

 are an uncommon legs equipment item available from the PvP vendors.

Obtained from

 * Aquaman in the Magic Wing (Watchtower)
 * Hawkgirl in the Meta Wing (Watchtower)
 * Robin in the Tech Wing (Watchtower)

Updates

 * The item was available since game update 25 and until game update 33.
 * When this item was phased out, it was upgraded to PvP item level 85 to fit into the new PvP scheme.

Trivia

 * A legs equipment item with PvP item level 77 is a must-have to complete PvP level 77 and unlock PvP level 81 gear at the vendors.