Biggest Pokémon Ranked

Size:47'07" (14.5 m)

Strongest Attack: Wailord'sWailord's strongest attack is a combo moveset of Water Gun plus Surf and Hyper Beam. This attack inflicts constant water-type damage to a target. Adding Hyper Beam inflicts normal-type damage, so Wailord packs a punch.

What Are They:Wailord is one of the largest natural Pokémon ever found. Wailord uses its huge size for advantage. Wailord jumps from the water, making huge shockwaves and giant splashes upon landing, sending prey into the deep water. Wailord also eats huge schools of prey, just like a blue whale. Its size means it has few natural predators.

Size:65'07" (20.0 m)

Strongest Attack: Eternatus'sEternatus's strongest moves are Dragon Tail and Dragon Pulse. This move combination causes the highest possible damage per second (DPS) attack, making it perfect for trainer battles.

What Are They:Eternatus is an ancient Pokémon that crashed on Earth 20,000 years ago. Three thousand years ago, it woke up and started an event calledDarkest Day, a massive black storm engulfed the Galar region. This made the region's Pokémon go to Dynamax and Gigantamax, and also went berserk. Eternatus stopped Darkest Day when it was defeated. Eternatus does not evolve, but if it absorbs enough energy, it enters its Eternamac form, which is much bigger than its standard form, reaching 328'01" (100.0 m), though this happens rarely.

Size:Mega Rayquaza 35'05" (10.8 m) / Rayquaza 23'00" (7.0 m)

Strongest Attack: Rayquaza'sRayquaza's strongest move is the best charged attack in its arsenal, Dragon Ascent. This is a powerful and damaging Flying-type STAB attack, but Rayquaza needs to evolve into Mega Rayquaza to use it.

What Are They:Rayquaza and its Mega Evolve form are super-ancient Pokémon. Many trainers see Rayquaza as the leader of that elite group. Its image appeared on the box art ofPokémon Emerald, and it ended the conflict between Groudon and Kyogre after it woke up. Rayquaza was large before becoming Mega Rayquaza, but in that form, it got longer and gained extra features. Also, Rayquaza was the first Pokémon seen to achieve Mega Evolution.

Size:26'11" (8.2 m)

Strongest Attack WishiwashiWishiwashi has many strong moves. Hydro Pump is likely its strongest attack because it gives an offensive boost. A move combination of Waterfall and Surf also works well for Wishiwashi, combining for a devastating effect.

What Are They:Wishiwashi is not strong or large in its normal state. Things change when it enters School Form. This happens if it enters a battle or a turn with hit points (HP) above 25%. If the HP drops below that number, it reverts to its Solo Form, which measures 0'08" (0.2 m). In School Form, Wishiwashi is much larger and more massive. It deals heavy Water-type damage to enemies. Trainers want this reliable Pokémon, provided they stop it from becoming Solo Form.

Size:32'02" (9.8 m)

Strongest Attack: Primal KyogreIt combines Waterfall, a Fast move, with Origin Pulse, its strongest charged move. Both moves are Water-type. This combo inflicts heavy damage on anything nearby.

What Are They:Kyogre does not evolve but can use Primal Reversion to become Primal Kyogre. These forms look different but share the same size. Kyogre was the mascot for Pokémon Sapphire.Pokémon SapphirePrimal Kyogre appeared on the box art for Alpha Sapphire.Alpha SapphireBoth forms have many fans in the Pokémon community.Kyogre is one of the three super-ancient Pokémon and one of the franchise's most powerful Pokémon.Kyogre is one of the three super-ancient Pokémon and one of the franchise's most powerful Pokémon.

Size:22'08" (6.9 m)

Strongest Attack: GiratinaGiratina relies on Shadow Claw, its strongest fast move, and Dragon Claw, its ideal charged move. Both attacks hit hard. Giratina can also combine Shadow Claw with Shadow Force to deal the most damage per second (DPS) to a target.

What Are They:Giratina does not evolve from other Pokémon. It transitions into its Origin Forme, which is much larger. In this form, Giratina looks more serpentine than draconic. It also gains new, stronger abilities. The Giratina's Origin Forme is considered its true form.its true formand lets it travel between, and control, dimensions outside of time and space.

Size: Mega Steelix 34'05" (10.5 m) / Steelix 30'02" (9.2 m)

Strongest Attack: Steelix'sIts best attack is Iron Tail or Earthquake. Using both together makes an incredibly powerful attack, using both Ground-type and Steel-type attacks.

What Are They:Steelix is a large Pokémon itself. Mega Evolution makes it Mega Steelix, which is bigger and has extra features. These features make it much more dangerous in battle. Mega Steelix's size does not increase much, but its mass nearly doubles. Steelix usuallylive in cavesThey can burrow almost a mile deep, enjoying the high pressure and heat found deeper in the earth.

Size:Gyarados/Mega Gyarados 21'04" (6.5 m)

Strongest Attack Mega Gyarados'sIts strongest moveset uses Waterfall and Hydro Pump.

What Are They:When Gyarados Mega Evolves, it becomes Mega Gyarados. Its size stays the same, but its mass jumps from 518.1 lbs (235.0 kg) to 672.4 lbs. (305.0 kg). Mega Gyarados uses this extra mass. It becomes much fiercer than its prior evolution. It also moves incredibly fast, using water to jet toward enemies. Mega Gyarados can crash ships and split them in half.

Size:35'09" (10.9 m)

Strongest Attack:Two distinct moves inAlolan Exeggutor'sarsenal are Dragon Tail and Draco Meteor. Draco Meteor is a Dragon-type STAB move. Dragon Tail is also Dragon-type and deals huge damage, costing a lot of energy.

What Are They:The Alolan Exeggutor is the final shape of the more common Grass and Psychic-type Pokémon. It stands much taller than its earlier forms. Alola is the best place for Exeggutor. Strong sunlight there makes them grow into huge creatures. When an Alolan Exeggutor fights in sunny weather, it activates its hidden abilityHarvest, which lets the Alolan Exeggutor reuse a berry it ate in a fight.

Size: 30'02" (9.2 m)

Strongest Attack: Celesteela'sstrongest attack is Heavy Slam. It deals big damage to any Pokémon that cannot resist. This Steel-type move costs little energy but inflicts heavy damage.

What Are They:Celesteela does not evolve from or into any other Pokémon. It is an Ultra Beast with huge energy stores. Celesteela stores energy as a flammable gas inside itself. It fires this gas from its two arms. This helps it fly, but it also acts as a weapon against other Pokémon in battle. They also live for centuries, at least, though little is known about them.

Size:19'00" (5.8 m)

Strongest Attack: Of its many moves,Yveltal'sstrongest is easily Dark Pulse. Dark Pulse is a STAB move that costs little energy. Yveltal can combine Dark Pulse with Dark Aura and Life Orb to make a truly devastating attack.

What Are They:Yveltal does not evolve into or from any known Pokémon. It has no other known forms. It is a large Dark/Flying Legendary Pokémon that can power up its ultimate weapon. When Yveltal drains a living creature's life energy, it turns them to stone, though it is unclear if this is planned or just a side effect. Luckily, there is a cure for Yveltal's petrification effect.Xerneas, Yveltal's counterpart, can refill a creature's life energy and return it to normal.

Size:39'04" (12.0 m)

Strongest Attack: Dondozo'sstrongest attack is Wave Crash. Wave Crash is a water-type STAB move. It has recoil damage, but the move is too strong not to use it.

What Are They:Dondozo is a strange Pokémon. Its tongue looks like a sushi geta, a wooden tray for sushi. It uses this tongue to place symbiotic Tatsugiri. The Tatsugiri play dead to draw in prey. This look resembles sushi on a sushi geta. This behavior keeps everyone fed; neither are good hunters.

Size:28'10" (8.8 m)

Strongest Attack: Onix'sOnix's strongest move combines Rock Throw and Rock Slide. An Onix attacks any human or Pokémon it touches. It often does this without any provocation.

What Are They:Onix looks like a giant chain of grey boulders. It is the tallest Rock-type Pokémon. Onix tunnels through the earth at 50 miles per hour, causing tremors and loud roars. It absorbs hard materials it touches, gaining density. After about a century, its density hits diamond, and it evolves into Steelix.

Size:20'08" (6.3 m)

Strongest Attack: PalkiaPalkia uses a strong combination of Dragon Tail and Draco Meter moves.

What Are They:Palkia does not evolve from or into other Pokémon; it changes forms. In its standard form, it is large. Its Origin Forme doubles its size and mass, making Palkia most powerful. This form shifts its shape, turning it into something like a centaur. It stays this way unless it leaves its home dimension.

Size:24'07" (7.5 m)

Strongest Attack: Ultra Necrozma'sUltra Necrozma's most powerful move is Prismatic Laser. This attack drains energy and needs time to recharge. Photon Heyser is another move; it deals huge damage and often skips abilities.

What Are They:Necrozma has four forms. Ultra Necrozma is the biggest and strongest. This Psychic/Dragon-type Pokémon is very powerful, but the form stays only through battle. If Necrozma faints or leaves a fight, it reverts to its prior form. Trainers find Ultra Necrozma rare, but once obtained, it likely leads any fight.

Size:20'04" (6.2 m)

Strongest Attack:Milotic's strongest attack combines Waterfall and Surf into a devastating combo.

What Are They: MiloticMilotic is a Water-type Pokémon. It has a serpentine body and fins around its sides. This Water-type Pokémon can float, letting it battle in any situation. People widely regard Milotic as the most beautiful Pokémon. This is surprising since it evolves from Feebas, a fish Pokémon that is not very interesting. Milotic usually hides at the bottoms of large lakes.

Size: 21'04" (6.5 m)

Strongest Attack: Hoopa UnboundHoopa Unbound's strongest single move is likely Hyperspace Fury. This move deals huge damage to an enemy. It can also combine Confusion and Psychic for even more impact.

What Are They:Hoopa usually appears as Hoopa, Hoopa Confined, or Hoopa Unbound. Hoopa Unbound brings several enhancements. It shifts back to Hoopa Confined after a few days; it is not permanent. But in Hoopa Unbound form, this Pokémon hits hard. It is the only Pokémon that uses the Hyperspace FuryAny other Pokémon trying that move always fails.