Who Would Win?

Thaal Sinestro

Former Green Lantern / Dictator

Yellow Lantern Ring, Fear Energy Constructs, Flight, Force Field Generation, Energy Projection, Space Survival

Sinestro Corps Ring, Yellow Power Battery

Sinestro Corps, formerly Green Lantern Corps, Secret Society, Injustice League

Uxas

Ruler of Apokolips, God of Tyranny

Flight, Super Strength, Super Speed, Stamina, Invulnerability, Telepathy, Telekinesis, Intellect, Teleport, Force Field, Blast Power, Healing, Super Sight, Feral, Psionic, Insanely Rich, Gadgets, Divine Powers, Size Manipulation, Immortal, Necromancy, Tracking, Astral Projection, Animation, Energy-Enhanced Strike, Reality Manpulation, Matter Absorption, Dimensional Manipulation, Energy Shield, Siphon Lifeforce, Power Mimicry, Gravity control, Darkness Manipulation, Heat Vision, Earth Manipulation, Marksmanship, Power Item, Death Touch, Energy Absorption, Energy Manipulation, Cosmic Awareness, Heat Generation, Leadership, Longevity

Omega Beams, Apokoliptian technology, parademons army

Alien Alliance, Dark Army, Darkseid's Elite, Intergang, Legion of Doom, New Gods, Secret Society of Super Villains