Compendium: All my ideas for Megas, Primals and evos
I've made a lot of lists on this subject. But now, I will try and surmise my opinions in their entirety.
Super Stone-"An item which allows Pokemon to use their maximum potential. It has a similar composition to a Mega Stone."
Kanto Pokemon
Mega Butterfree
Type-Bug/Psychic
Ability-Compound Eyes
Rastermate(Rat+Xterminate)
Type-Normal/Ground
Evolution-Raticate+Lv Up in a building or suburban area-Rastermate
Ability-Strong Jaw
Description-"Rastermate can bite through anything, even diamond. If trapped in plumbing, expect the system to be completely wrecked."
Mega Fearow
Type-Dark/Flying
Ability-Intimidate
Item-Fearowite
Mega Arbok
Type-Poison/Dark
Ability-Intimidate
Item-Arbokite
Mega Raichu
Type-Electric
Ability-Supercharge(Electric moves are super-effective against Ground Pokemon. This
Item-Raichuite
Mega Nidoking and Mega Nidoqueen
Type-Poison/Ground
Ability-Brawny(Fighting moves get a 50% boost) for Mega Nidoking, Terralize(Normal moves become Ground type) for Mega Nidoqueen
Item-Nidokingite, Nidoqueenite
Mega Ninetales
Type-Fire/Fairy
Ability-Cursed Body
Item-Ninetalite
Paracide, the Walking Parasite Pokemon
Type-Bug/Ghost
Ability-Unchanged
Evolution-Parasect-Mega Fragment while levelled up with friendship-Paracide
Description-"Paracide's body has become a shell, animated by the mushroom. However its soul has regained total control."
Mega Machamp
Type-Fighting
Ability-Iron Fist
Item-Machampite
Mega Golem
Type-Ground
Ability-Pressure
Item-Golemite
Pegasoar, the Flying Horse Pokemon
Type-Fire
Ability-Levitate
Evolution-Rapidash-Lv up with Super Stone-Pegasoar
Slowperor, the Shell Lord Pokemon
Type-Water/Psychic
Ability-Forewarn/Frisk
Evolution-Slowking-Lv up with Cloyster-Slowperor
Description-"The venom of Slowperor has ignited its true potential. It can predict almost any action from the opponent."
Unleak'ly
Type-Fighting/Flying
Ability-Weapon Boost(Items which give a boost in attack or defense get doubled in effectiveness)
Evolution-Farfetch'd-Lv up with Super Stone-Unleak'ly
Description-"Unleak'ly are well aware of their weakness, so they spend their life perfecting their tools. Rumors say they developed cannons."
Mega Marowak
Type-Ground/Ghost
Ability-Spectralize
Item-Marowite
Mega Weezing
Type-Poison/Fire
Ability-Levitate
Item-Weezite
Mega Jynx
Type-Ice/Psychic
Ability-Dizzy Dance(special attacks have a chance of confusion)
Item-Jynxite
Primal Kabutops
Type-Bug/Water
Ability-Unchanged
Item-Dome Orb
Primal Omastar
Type-Ground/Water
Ability-Hard Armor(defense increases with hit, but speed lowers)
Item-Helix Orb
Mega Dragonite
Type-Dragon/Water
Ability-Shed Skin
Item-Dragon..errr
Primal Mew
Type-Psychic/Normal
Ability-Super Protean(secondary type changes to fit moveset)
Johto Pokemon
Mega Meganium
Type-Grass/Fairy
Ability-Healer
Item-Meganite
Mega Typhlosion
Type-Fire
Ability-Flame Body
Item-Typhlosite
Mega Feraligatr
Type-Water
Ability-Strong Jaw
Item-Feraligatrite
Mega Noctowl
Type-Psychic/Flying
Ability-Insomnia
Item-Noctowlite
Mega Sudowoodo
Type-Rock/Grass
Ability-Trace
Item-Sudowoodite
Primal Yanmega
Type-Bug/Dragon
Ability-Speed Boost
Item-Elder Orb
Ciphable, the Code Pokemon
Type-Psychic
Ability-Unown Power(moves with the same type as the Unown's Hidden Power get STAB)
Evolution-Unown-Lv up with another Unown in the party-Ciphable
Description-"The hive of Unown has unleashed their great power on Ciphable. It contains secrets of the universe."
Conjuraffe
Type-Normal/Psychic, Normal/Fairy or Normal/Dark
Ability-Contrary
Evolution-Girafarig-Lv Up with Malamar in party-Conjuraffe. Its identity is based off its nature. A nature that favors physical stats results in Dark, a nature that favors special stats results in Psychic, one that favors physical stats results in Dark and one that favors none, HP or Speed results in Fairy
Sparcagon and Mega Sparcagon
Type-Normal/Dragon and Fairy/Dragon
Ability-Unchanged
Evolution-Dunsparce-Max Friendship+Super Stone-Sparcagon
Primal Mamoswine
Type-Ice/Ground
Ability-Haven't figured that out yet
Item-Elder Orb
Aviklaws
Type-Ice/Flying
Ability-Thick Fat/Speed Boost
Evolution-Delibird-Lv Up while holding Super Stone-Aviklaws
Primal beast trio
Types-They get an additional Psychic type
Abilities-Their dream world ability
Item-Rainbow Orb(with Ho-oh in party)
Primal Lugia
Type-Psychic/Dragon
Ability-Drizzle
Primal Ho-oh
Type-Fire/Psychic
Ability-Drought
Hoenn
Awsmayeta, the Epic Wolf Pokemon
Type-Dark
Ability-???
Mega Gallade
Elekun and Prosle, the Charge Pokemon
Type-Electric
Ability-Minus and Plus respectively
Evolution-Lv up with Super Stone with the other in the party
Mega Volbeat and Mega Illumise
Type-Bug/Electric
Ability-Rivalry
Item-Volbeatite and Illumite
Mega Wailord
Type-Water
Ability-Levitate
Item-Wailordite
Galapakol
Type-Fire/Rock
Ability-Water Absrob
Evolution-Lv up in a volcanic region
Pandaxis
Type-Normal/Psychic
Ability-Unchanged
Evolution-Lv up Pandaxis with a Super Stone
Primal Flygon
Type-Ground/Bug
Ability-Levitate
Item-Elder Orb
Primal Cradily
Type-Water/Grass
Ability-Suction Cups
Item-Root Orb
Primal Armaldo
Type-Bug/Water
Ability-Keen Eye
Item-Claw Orb
Evercast, the Weather Pokemon
Type-Flying(natural or Gale Wings), Flying/Fire(Sunny Day), Flying/Water(Rain Dance), Flying/Ice(Hail), Flying/Rock(Sandstorm)
Ability-Super Forecast(Forecast, but it affects the secondary type)
Evolution-Castform-Lv up with Super Stone in a natural weather condition-Evercast
Mega Tropius
Type-Grass/Dragon
Ability-Harvest
Item-Tropiusite
Mornknell
Type-Psychic/Ghost
Ability-Levitate
Evolution-Chimecho-Lv up with Super Stone-Mornknell
Mega Froslass
Type-Ice/Fairy
Ability-Cursed Body
Item-Froslassite
Primal Regi-trio
Types-Gains a Fighting type
Ability-Rebuild(they heal if it by a move of their primary type)
Item-Granite Orb, Icicle Orb or Meteor Orb
Sinnoh Pokemon
Mega Staraptor
Type-Fighting/Flying
Ability-Brawnilize(Normal moves become Fighting)
Krickesonnet
Type-Bug/Psychic
Ability-Unchanged
Evolution-Lv up with Super Stone while knowing Hyper Voice
Primal Rampardos
Type-Fighting
Ability-Rock Head
Item-Skull Orb
Primal Bastiodon
Type-Steel
Ability-Rock Head
Item-Shield Orb
Primal Bronzong
Type-Steel/Psychic
Ability-Drizzle
Item-Mirror Orb
Mega Carnivine
Type-Grass
Ability-Flycatcher(Bug moves heal this Pokemon)
Item-Carnivite
Primal lake trio
Type-Psychic/Fairy
Ability-Keen Eye, Clear Body, Cursed Body
Item-Soul Orb
Primal Dialga
Type-Steel/Dragon
Ability-Speed Boost
Item-Axis Key
Primal Palkia
Type-Water/Dragon
Ability-Keen Eye
Item-Axis
Mega Heatran
Type-Fire/Steel
Ability-Pressure
Item-Heatranite
Primal Giratina
Type-Ghost/Dragon
Ability-Inverse
Primal Arceus
Type-Void
Ability-Mastery(all moves get a STAB basis)
Move needed to learn-Judgement