The Twins

Terraria · Games · One of the Three Nocturnal Mechanical Menaces, Cthulhu's mechanical eyes

Powers and abilities

Superhuman Physical Characteristics
Inorganic Physiology (Type 1; The Twins are imbued with Souls of Sight)
Self-Sustenance (All Types)
Large Size (Type 0)
Bodily Weaponry (Spazmatism possesses sharp teeth it uses to attack)
True Flight
Berserk Mode
Enhanced senses (Champion can still be seen by bosses while invisible from invisibility potions)
Non-Physical Interaction (can kill Champion while they are insubstantial from shimmer)
Intangibility (Phasing, can phase through all tiles)
Energy Projection & Danmaku (Retinazer can constantly fire barrages of lasers)
Enhanched Fire Manipulation & Regeneration Negation (Low-Mid; Spazmatism can use Cursed Flames, which cannot be put out by water and negates regeneration of Terrarian)
Durability Negation (immune to Hemorrhage, Bleeding, bleeding debuffs opens wounds on target despite their durability, automatically immune by being a robot)
Limited Transmutation (Bosses can pass through shimmer unaffected)
Mind Manipulation (Immune to Confused, which reverses movement and stops the use of ranged attacks)
Poison Manipulation (Immune to Poisoned)

Individually weaker

Ranked tied for #4 of 25 in Terraria by strength.

The Twins vs Tsubaki Kurogane (Naruto · Tier 8-B): Tsubaki Kurogane · Slight edge
The Twins vs Santa Claus (Chainsaw Man) (Chainsaw Man · Tier 8-B): Too close to call
The Twins vs Vulkan (Warhammer 40,000 · Tier 8-B): Too close to call
The Twins vs Dogora (Godzilla · Tier 8-B): Too close to call
The Twins vs Karl Fritz (Attack on Titan · Tier 8-B): Too close to call
The Twins vs Mei Mei (Jujutsu Kaisen · Tier 8-B): Too close to call
The Twins vs Eternal Champion (The Elder Scrolls · Tier 8-B): Too close to call
The Twins vs Barricade (DS Games 2007) (Transformers · Tier 8-B): Too close to call