@JeremyECrawford Invisible attacker shoots target. Is hiding again for attacker an action? Is roll vs perception or passive perception?
— Matt Martin (@orcboss) September 27, 2015
W/o a special ability, hiding in combat requires an action. Active search: ability check. Otherwise: passive. #DnD https://t.co/ceKMBJSZEO
— Jeremy Crawford (@JeremyECrawford) October 12, 2015