Kirby's Return To Dream Land Deluxe: Onion Ocean - Stage Three Walkthrough

Quick Links
- First Section
- Second Section
- Third Section
- Fourth Section
- Fifth Section
- Sixth Section
- Seventh Section
- Sphere Doomer Boss Fight
Stage Three of Onion Ocean is a rather long area of Kirby’s Return To Dream Land Deluxe when compared to other stages, though you may zip through it quickly thanks to all the fast currents. However, because of this, it’s easy to miss items and collectibles.
Related: Kirby’s Return To Dream Land Deluxe: Beginner Tips
As you swim through the Onion Ocean, you’ll want to make sure to pick up all the items you can. You might need to replay this stage a few times, as the currents are strong, and you need to react quickly to get into all those secret areas you don’t want to miss.
First Section
When you drop into the water, attack the bomb block to remove the blocks in front of the passage below. Go down here, and Kirby will be sucked down. At the bottom, head left. Watch out for the two enemies here.
Jump down into the next pool of water and hit the bomb block to open the passage. About halfway down the waterfall, there’s a red star on the right, so make sure to grab it.
When you reach the bottom and exit on the right, mind the stalactites that fall from the ceiling. Continue to the next pool, dodging the stalactites here. There’s another bomb block to hit. Drop down to the bottom in the gap you made.
When you down this waterfall, stick to the left. There’s a block to inhale on this side, leading to a secret alcove. In here, you’ll find stars, a red star, and the Hammer Copy Ability.
Go to the left to grab a pair of cherries, then head through the star door on the right.
Second Section
Hit the star button down below. The path ahead will open up, allowing you to go between the platforms. The current is strong here, so you’ll need to act fast when you want to change direction. Attack any enemies on the way.
You’ll reach a platform with spikes on the bottom that moves up and down. Wait for it to go up, then swim across. There’s another just ahead, this time with spikes on the bottom. Wait for an opening and go through.
When the platform moves down, you’ll see a star door here. Go in. There’s a Life-Up on the left to collect.
Hit the bomb block above you to jump out of the small room. Go right and down, avoiding the spiked enemy. The current moves fast on the bottom of the room, so quickly attack the bomb block here. Kirby will be sent to the top of the area, where you can drop down to grab the Life-Up.
The current moves fast again here, so make sure to dodge the spiked enemies and collect any food and stars you can.
You’ll come across another moving platform. The spikes are on the bottom, but there are also stars to collect there.
Wait for it to move up to collect them. When you’re in the gap, wait for another opening to continue across the bottom. There’s another dip with more stars and a red star.
The star door is just past here at the end.
Third Section
The star door is on the right, but you can’t access it right now. Swim upwards and destroy the blocks in your way. The current will pick up. At the top, there’s an enemy to watch out for.
There are two options to go down here. Go for the left option to pick up all the stars and items on the way down.
Keep going down until you reach the star door.
Fourth Section
Kirby will immediately start floating upwards. Head to the surface to restore HP using the block, then jump back into the water on the right.
The current will take Kirby to the end of the passage, where you can jump out to the surface. Watch out for the enemy as you resurface.
Walking across here, sea slugs will pop out of the ground. Dodge these and continue.
The flower peeking out of the ground ahead is also an enemy, which will jump out at you.
Continue right, dealing with any enemies you see. Jump over the pool of water to avoid the turtles and run straight ahead. You’ll begin an encounter with the miniboss Moundo.
How To Defeat Moundo
Moundo is just like a bigger version of the stone enemies you have encountered before. It will jump into the air, then slam onto the ground to squash you. It will also run towards you, but is quite slow. Dodge it when it aims for you, and attack when you can.
It may also start to spin on the ground and rush towards you, but you can easily jump to avoid this. Once its HP is at zero, keep hitting it to receive the Stone Copy Ability.
Follow the arrow right. There’s a stamp ticket beneath the blocks up ahead, and a piece of meat above, so grab these.
When you’re on the blocks, jump off and use the Stone Copy Ability. You’ll sink to the bottom of the pool below, where you’ll find an Energy Sphere.
Go left and down the slope to reach the star door.
Fifth Section
This room is similar to one previously, where you can see the star door on the right, but you can only go up for now. Swim up and destroy the blocks to reach the top. You now have three pathways down to choose from. Head down the far right to collect the stars and the Energy Sphere on the way down.
Once you get to the bottom, head through the star door.
Sixth Section
Swim through to the right and attack the bomb block to clear the path. You’ll enter a tunnel with a fast current and enemies scattered throughout, so do your best to dodge them. At the end, there’s a bomb block below you to smash.
Go straight down here to enter another fast current littered with enemies. When you stop, there will be yet another bomb block to remove. Go straight down and head to the right for another fast current.
Mind the spiked enemies as you go through, and look out for the blue star at the top of the screen. Go into the star door at the end.
Seventh Section
Go ahead, and an enemy will appear out of a star portal. Defeat or inhale it to receive the Monster Flame Super Ability. Use this to destroy the totem-like enemies ahead and clear your path.
You’ll only be able to destroy these when their mouths are open, revealing barrels with stars on them.
Keep going, blasting through all the enemies. You’ll find a stamp ticket in the middle of the second set of totems.
Use the Super Ability when you see the large Waddle Dees and rope to clear the path again.
There are even more totems and enemies to destroy ahead, so continue until you reach the octopus with the shipwreck on its back.
Attack it when it lifts up the ship to reveal its face, and a star portal will appear. Go in here for the last two Energy Spheres of this stage.
You’ll enter an area with the wall coming in from the left so go right. Jump into the water and dodge any enemies you come across, and collect stars if you want. There’s a red star surrounded by fish, so you’ll have to be quick defeating them to grab it.
Destroy the blocks in the way, and you’ll see another red star. You’ll need to inhale the surrounding blocks to get to it.
Land on the platform out of the water when you reach the end here, and inhale the blocks so you can clear the path directly ahead. Go through here. Go down the ladder to reach another star, and continue following the path.
Sphere Doomer Boss Fight
Enter the star door and you’ll have the choice between the Spear and Parasol Copy Abilities. The Spear gives you slightly more range and can be thrown to hit enemies at a distance.
Swim through to the boss arena.
How To Defeat The Sphere Doomer
Much like before, the Sphere Doomer shoots projectiles at you that you’ll need to dodge, destroy, or rebound back at it. It also aims to slam into you, and will sometimes charge up this attack so that its body becomes enveloped in flames. Jump up when you see it do this.
Get your hits in between its attacks, and it’ll be down in no time.
Once you defeat it, you can obtain the remaining two Energy Spheres of this stage. Head right to grab the HP restore and enter the star portal to return to the main stage.
When you’re back, just drop down and follow the path to the right to reach the final star door.
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