King Boo (Canon)/Paleomario66

Main Series King Boo=
 * -|Luigi's Mansion King Boo=King_boo_render_by_swagnite-d63iiir.png

Tier: at least High 4-C to 4-A | likely 3-C | Low 2-C to 2-C | Likely High 1-C

Name: King Boo

Origin: Super Mario Bros.

Gender: Male

Age: Unknown

Classification: The King of All Ghosts, The Master of Illusions

Powers and Abilities: Ghost Lord Physiology, Intangibility, Data Manipulation (Halted Luigi's pixels, pulled them back, and reformed him within his own universe), Ally Affinity (Only works with ghosts), Reflection Manipulation, Absolute Illusion, Flight, Teleportation, Reality Warping,Sealing, Telekinesis, Pyrokinesis, Hydrokinesis,Cyrokinesis, Electrokinesis, Transmutation, Corruption Manipulation, Space and Time Manipulation, Matter Manipulation, Size Manipulation, Shapeshifting, Absolute Darkness, Duplication, Immortality (Types 7 [which crosses over with Types 1 and 3] and 8; reliant on his crown)

Attack Potency: at least Large Star level to Multi-Solar System level (Comparable to the low-ends of other big-shots in the franchise) | likely Galaxy level (Is powered by a Power Star, which powered up the entire castle. The castle contains multiple galaxy-sized worlds within the walls and paintings. The Throwback Galaxy is the same exact world as Whomp's Fortress, and is referred to as a galaxy, so these worlds are galaxy-sized) | Universe level+ to Multi-Universe level (Materialized a mansion out of nothing. Said mansion contains a grand total of five completely separate universes. Then, he also nearly overloaded the universe and caused it to collapse, and also had complete control over the Paranormal Dimension, capable of warping and manipulating it. Upon his defeat, the Paranormal Dimension ceased to exist) | Likely High Complex Multiverse level (Bitch-slapped Paper Mario...)

Speed: Supersonic+ (The Poltergust caught falling stars, but can't catch King Boo) | Supersonic (Can keep up with Mario) | Supersonic+ | Massively Hypersonic+ to Massively FTL+, likely Immeasurable (By being 11-D and taking on Paper Mario, this speed is a requirement)

Lifting Strength: Unknown

Striking Strength: at least Class XTJ to Multi-Solar System Class | likely Galactic | Universal+ to Multi-Universal | likely High Complex Multiversal

Durability: at least Large Star level to Multi-Solar System level | likely Galaxy level | Universe level+ to Multi-Universe level | Likely High Complex Multiverse level

Stamina: Infinite

Range: Several dozens of meters w/ projectiles. Universal to Multi-Universal w/ his crown

Standard Equipment: Crown

Intelligence: At least Gifted, possibly Genius (Exceeds both Luigi and E. Gadd in this area, casually tricking the both of them multiple times, and even crashed Gadd's supercomputer by, somehow, moving inside a picture)

Weaknesses: The Poltergust and light. The latter only applies if he's not covering his face.

Notable Attacks/Techniques:

Key: Main Platformer Series | W/ a Power Star in Super Mario 64 | In the Luigi's Mansion series | In Mario & Luigi: Paper Jam
 * Blue Flame Breath: King Boo breathes blue fire, either as fireballs that home in, or as giant fireball bullets that explode like bombs upon contact with a foe.
 * Purple Lightning Shoot: King Boo shoots purple lightning from his crown, which can act as actual lightning, or have special effects, like corruption and/or transmutation. Even sealing!