Heal: Scourge (G1) +1
Hurt: Armada Thundercracker -1

Original G1 Thundercracker 20
Scourge (G1) 16
Action Master Thundercracker 10
Machine Wars Thundercracker 10
Robot Masters Thundercracker 10
War Within Thundercracker 10
Classicsverse Thundercracker 10
Masterpiece Thundercracker 10
Cybertron Thundercracker 10
Animated Thundercracker 10
Shattered Glass Thundercracker 9
Movieverse Thundercracker 8
War For Cybertron Thundercracker 8
Alternity Thundercracker 5
Armada Thundercracker 4