Where to Find Lagoon Layer SL 100 Banandium Gems in Donkey Kong Bananza

By Ambar Jimenez | 2025-07-18 10:20:28
In Donkey Kong Bananaza, players delve through layers of diverse terrain, from rock to metal, unearthing hundreds of collectibles. Among these are Fossils and, most crucially, Banandium Gems, which are vital for earning Skill Points to expand Donkey Kong's formidable array of abilities.If you're currently exploring the game's first major layer, Lagoon Layer SL100, this comprehensive guide will help you locate every single Banandium Gem.

Donkey Kong Bananaza: All Banandium Gem Locations in Lagoon Layer (SL100)

There are 24 Banandium Gems to find in Lagoon Layer SL100. Here's how to find each one:1. Banandium Gem #1 - First Crockoid Cracked! (x3 Gems)
  • As soon as you enter Sublayer 100, a bundle of three Banandium Gems will be right in front of you. This is usually the first collectible you see.
2. Banandium Gem #2 - Cave by the Cape
  • Right in front of the Ape Cape checkpoint, dig into the ground or punch through a nearby blocked cave opening to find a hidden area with a barrel and a single Banandium Gem.
3. Banandium Gem #4 - Bathing Banana
  • Head to the location on the map near a large Boom Boulder. Look for a blocked cave opening. Smash through it and carefully drop into the water below. The Banandium Gem is slightly submerged in a pool of water.
4. Banandium Gem #5 - Shifty Smash: Beyond the Wall
  • At a spot with a small floating triangle, smack the triangle to trigger a quick challenge. You'll have 20 seconds to completely destroy a nearby cube. The Banandium Gem will appear where the triangle was once you finish the puzzle. You can use nearby Boom Bombs or simply climb around the rock to reach the cube in time.
5. Banandium Gem #6 - Battle: Stoney, Grassy Goons
  • Locate a special punch-down button near the area where you learn about Boom Bombs. Hit this button to enter the Lagoon Layer battle challenge. Defeat the three Crockoids within the time limit to earn this Banandium Gem.
6. Banandium Gem #7 - A Nook behind Concrete
  • After completing the first optional challenge and passing a concrete wall, enter the cave. Pick up a Boom Bomb and throw it at a glowing spot on top of a concrete piece on the side of a wall. The Banandium Gem will be found within the walls revealed.
7. Banandium Gem #8 - Battle: Both Sides of the Bridge
  • Near the Reservoir Hills checkpoint, look for a sealed button (you may need to sing/play music to break the seal). Hit it to start Lagoon Layer Battle Challenge 2. Complete the challenge by defeating all enemies (usually Antickoids) on both sides of the bridge within the time limit.

8. Banandium Gem #9 - Smash Through the Floor

  • At a specific cave opening with a green floor (look out for an enemy onthe ceiling), you'll find a cement block. You need to use the nearbyenemy's bomb (or lead them to it) to break through this block and reveal the Banandium Gem hidden beneath the floor.

9. Banandium Gem #10 - Cranky's Lagoon Rant

  • Cranky Kong is located on a high-up platform near the big green pipes hangingclose to Rambi the Rhino. Simply speak to Cranky Kong, and he will giftyou a Banandium Gem for listening to his rant.

10. Banandium Gem #11 - A Real Mouthful

  • This Banandium Gem is hidden in a cave located behind a waterfall. Look for it by entering the cave opening.

11. Banandium Gem #12, 13, and 14 - Rest Stop on Roof Road, Hidden on Roof Road, and At the End of Roof Road

  • These three gems are found within the Lagoon Layer Challenge Course 1, "Hanging on Roof Road."

    • To access the course, find and sing to break the seal on the shrine pictured near the course entrance.
    • Gem #12: Can be found in the middle of the course.
    • Gem #13: Instead of going straight for the goal, head to a path on the left side of the course to find a breakable wall. The second gem is hidden behind it.
    • Gem #14: Complete the stage and reach the end of the course to collect the final gem.

12. Banandium Gem #15 - Lakeside Low Road

  • Look for some green barrels along a wall, off the edge of the stage, near alakeside area. Break through these barrels and the wall behind them toreveal another Banandium Gem.

13. Banandium Gem #16 - Battle: Swarms Among the Pillars

  • This is Lagoon Layer Battle Challenge 3. You can find its entrance near theedge of the map, not far from the big green pipe/lake area. Complete the challenge by defeating all enemies within the time limit.

14. Banandium Gem #17 - Follow the Voided Terrain

  • When you enter a specific underground area, you'll see a Banandium Gem inplain sight, but it will be colored purple, indicating it's "voided" and currently unobtainable. Follow the purple path on the floor, which will lead you to a seal. Unlock this seal to clear the void from theBanandium, allowing you to collect it.

15. Banandium Gem #18 - Fishin for Bananas

  • This Banandium Gem is found in a small lake or pool of water hidden off theside of the map. You'll need to jump into the air and crash down (likely with a ground pound) to break into the lake and retrieve the gem.

16. Banandium Gem #19 - Rise and Rinse

  • In the area with the big green pipes and a pool of water, you'll spot aBanandium Gem at the bottom of the water. To reach it, locate and hitthe nearby blue switch, which will raise a platform, allowing you toaccess the gem.

17. Banandium Gem #20 - Placed in a Pipe

  • Climb the large green pipes above the reservoir. Run along the pipes and look for a broken section. You can enter this broken section and follow thepath inside to find a hidden Banandium Gem.

18. Banandium Gem #21 - Shifty Smash: Atop the Pipes

  • Go on top of the big green pipes above the pool of water. Smack theglowing object located there to trigger a barrel mini-game challenge.Successfully shoot yourself through the objects as fast as you can towin this Banandium Gem.

19. Banandium Gem #22 - Battle: Wings and the Wobbly Disc

  • This is Lagoon Layer Battle Challenge 4. You can find its entrance bybreaking a seal in a specific cave (often indicated by a visual cue ormap marker). Complete the challenge to earn the gem.

20. Banandium Gem #23 - Beyond the Cloudy Platforms

  • Near the edge of the map, close to the big green pipes, you'll see aseemingly random floating platform. Head over to it. From there, youshould see a path leading to a gem. You'll need to toss rocks atdistorted cubes to make them solid and safe to jump on, creating a pathto the Banandium Gem.

21. Banandium Gem #24 - Blasting for the Banana

  • Find a switch near this area that will activate a blast, blowing away somewalls. Once the path is clear, you will see the Banandium Gem locatedacross some water. Find a way to cross to collect it.

By diligently searching these locations and completing the associatedchallenges, you will successfully collect all Banandium Gems in LagoonLayer SL100, significantly boosting Donkey Kong's abilities through newSkill Points!

Platform(s): Nintendo Switch 2
Genre(s): Platform, adventure
Developer(s): Nintendo EPD
Publisher(s): Nintendo
Release date: July 17, 2025
Mode: Single-player, multiplayer
Age rating (PEGI): +7
Video preview



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