Flying (This creature can't be blocked except by creatures with flying or reach.), hexproof (This permanent can't be the target of spells or abilities your opponents control.)
Spells and abilities your opponents control can't cause you to sacrifice permanents.
The information presented on this site about Magic: The Gathering, both literal and graphical, is copyrighted by Wizards of the Coast.
This website is not produced, endorsed, supported, or affiliated with Wizards of the Coast.