Kayle, the Judicator

Health: 6, Level: 4
Levels 4-5: Minions you control have menace.
Levels 6-7: Whenever a minion you control attacks,
deal 1 damage to target creature.
Levels 8-9: {2}{w}{w}{r}: Until your next turn, target creature you control becomes indestructible.
Level 10: {x}{2}{w}{w}{w}{r}: Prevent the next X damage
that would be dealt to target champion this turn.
You may activate this ability on an opponent's turn.
When you deal damage equal to twice your level to players or champions in a single tur