This is an accumulation of all of his powers outside of things rewarded to him from his Quests.
Immortal Physic
The World: Requiem(Time Stop, Time Acceleration/Slow Down, & Bodily Time Reversal) -> The World: Over Heaven(All Previous abilities, Reality Overwrite, World Overwrite: Under certain conditions, Sight of the Threads of Fate
Gura Gura no Mi
Haki, All Forms
Heart of Darkness -> Stand: Dark Necessities
Ultimate Lifeform Body
Ultimate Grade Hamon
Ultimate Humanoid Mimicry
Specialist Nen: Singularity
Singularity: For I am the Center of Myself
Singularity: For I am the Center of The World
Singularity: For I am My Beginning and Your End
Singularity: BlackHole Sun
Owner of the worlds Fate in JoJo
Spine of the Holy Corpse
Noble Phantasm: The Angel that Announces Death: Azrael