Nightbringer
$1Vladimir  $2Sejuani  $3LeeSin  $3Morgana  $3Yasuo  $4Aphelios  $4Diana  $5Darius
Nightbringers gain a shield for 8 seconds equal to a percent of their maximum Health the first time they drop below 50%. When this occurs, that Nightbringer gains bonus damage.

2 30% shield, 20% damage
4 60% shield, 30% damage
6 90% shield, 40% damage
8 140% shield, 50% damage

 Skirmisher
$1Udyr  $2Kennen  $2Trundle  $3LeeSin  $3Nidalee  $3Pantheon  $4Jax  $5Viego
Skirmishers gain a shield at the start of combat, and bonus Attack Damage each second.

3 300 shield and +3 Attack Damage
6 600 shield and +6 Attack Damage