Arthkranill, Angel of Hell

Deathtouch, Flying, Hexproof, Indestructible.
When Arthkranill, Angel of Hell enters the battlefield, if an opponent has twenty or more
life, gain control of all permanents that player controls.
When Arthkranill, Angel of Hell enters the battlefield, if an opponent has ten or less life,
destroy that player.
When Arthkranill, Angel of Hell attacks, destroy
up to two target permanents each opponent
controls.