Oath of survival

The oath of survival is centred around the paladin surviving for as long as possible, to uphold the tenets of their belief for as long as their lifespan will allow them, for no monster and no person shall harm the one devoted to the survival of life

Channel divinity

When you take this path at 3rd level you gain the following channel divinity options 

damage defiance Whenever an attack would be made against you, you can make that attack an automatic hit, but transfer all damage to a creature of your choosing within 300 feet that you can see, hear, feel or smell.

Sting of  failure when you would attack a creature who previously failed to hit you in the last 5 rounds, you may add the damage they would have dealt if they succeeded in hitting you, to your damage roll if you hate

aura of allied defence

when you take this feature starting at 7th level you gain an aura that grants you and all creatures you choose within 10 feet share the AC of the creature with the highest AC among you. 

The enduring guardian

Starting at 15nth level, when forced to make a saving throw you can choose to change the type of saving throw into one of your choosing, in addition, saving throws made to reduce damage instead nullify damage if succeeded, this trait can be used a number of times equal to your charisma bonus + half of your proficiency bonus rounded down

A life’s blooming end

When you gain this feature at 20th level, Whenever you kill a creature regain lay on hands hp equal to the amount of damage you dealt in the killing attack, in addition, a golden orb rises from the corpse, this orb can be absorbed by anyone within 20 feet of the orb you choose as a bonus action from you or the creature, the chosen creature either regains 3d6 hp, or takes 3d6 necrotic  damage.