Yienva, Bright Guardian

+3: Creatures you control gain flying and vigilance until end of turn, prevent all combat damage that would be dealt to those creatures this turn.
-1: Put a 2/2 white Rogue creature token onto the battlefield for each color among permanents you control.
-10: Your life total becomes equal to your starting life total, create a 3/3 white Angel creature token with flying for each 1 life gained this way.