Who Would Win?

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

Mera

Former queen of Atlantis; Former queen of Dimension Aqua

Hydrokinesis, Hard Water Constructs, Superhuman Strength, Underwater Breathing, Enhanced Durability, Aquatic Telepathy

Atlantean Armor, Trident (occasionally)

Aquaman Family; formerly Red Lantern Corps