Achelous

Superhuman strength: Achelous' strength is above the average Olympian and is sufficient to enable him to lift 90 tons. He has strength approaching that of Hercules.

Superhuman speed: Achelous' superhumanly strong legs allow him to run and move at speeds greater than the finest human athlete.

Superhuman agility: Achelous' agility, balance, and bodily coordination are enhanced to levels that are beyond the natural physical limits of the finest human athlete.

Superhuman reflexes: Achelous' reflexes are similarly greatly enhanced and are much more superior to the reflexes of the finest human athlete.

Superhuman stamina: Achelous' highly advanced musculature produces almost no fatigue toxins, granting him almost limitless physical stamina in all activities.

Superhuman durability: Achelous is highly resistant to physical injury. He is capable of withstanding high caliber bullets, falls from great heights, powerful energy blasts, and extreme temperatures and pressures without sustaining injury. He is also capable of surviving, unprotected, in the vacuum of space for a brief period of time. His resistant to injury surpasses the majority of his race.

Immortality: Energy manipulation: Achelous presumably has the ability to channel mystical energy to teleport and create energy blasts, but this has not been shown yet.
 * Regenerative healing factor: Despite his great resilience, it is possible to injure Achelous. However, like all members of his race, he is capable of recovering from injuries with superhuman speed and efficiency. However, he is unable to regenerate missing limbs or organs and would require magical assistance to do so. Achelous is also immune to all known Earthly diseases and infections. He is highly resistant to most drugs and toxins but can be affected if exposed to great quantities.
 * Suspended aging: Like all members of his race, Achelous is immune to the effects of aging and has not aged since reaching adulthood. Despite being thousands of years old, Achelous possesses the appearance and vitality of a man in his physical prime.
 * Shapeshifting: Achelous mostly appears in human form but is capable of turning himself into a bull, snake, and a combination of his animal and humanoid forms, resembling to a snake-tailed minotaur.