Newlife is a spell used by members of the Casterwill family to revive Titans that have already been defeated in battle. This gives the Titans a second chance to do battle.
History
This spell was used by Sophie Casterwill to call back Sabriel and Icarus who had been defeated in a battle against The Professor. S1E26 Newlife also was used by White, one of Nimue Casterwill's guardians, to revive his Titan, Palamedes. S2E30