There ’s never a dearth of singular visitant to the Blue Hole in Dave the Diver and Ichiban is the latest to stumble across Bancho Sushi in the Ichiban ’s Holiday DLC update . A special quest sees Ichiban and Dave team up to take on Sea Blue and finish their later antics , and here ’s a template for how to unlock and complete it .
How to Unlock Dave the Diver Operation Sea Blue Eradication Quest
The Operation Sea Blue Eradication quest is the focal decimal point of the Ichiban ’s Holiday DLC update , but it does have some requirement to unlock it in - game .
First , you need to have theIchiban ’s Holiday DLCpurchased and downloaded for the fundament game . Patch notes for the update indicate that this DLC will only be usable to purchase and download untilOctober 9 , 2025 , so ensure to grab it before then .
Once done , you then need to progress the master narrative ofDave the Diverup through theend of Chapter 5 : dethaw Glacier . After starting Chapter 6 , during night hours at Bancho Sushi , you ’ll be introduced to Ichiban himself ( also known as Kasuga ) and the Bartender , who are visiting the arena . After a abbreviated conversation , they leave the eating place , and this kick off the DLC ’s plot line .
How to Complete Dave the Diver Operation Sea Blue Eradication Quest
The following day , Kasuga will recognise Dave and Cobra on the water . Soon after , a dolphin suddenly seem near Kasuga , seemingly exclaim for help . A gravy boat full ofpiratesthen pulls up , who have the creature in their sights . Kasuga climb onto the sauceboat and have short work of the sea rover .
afterwards , he returns to talk to Dave and Cobra , who mention that said plagiarist work for Sea Blue , a villainous group disguised as an environmental protection way that ’s beenharassing Davefor some fourth dimension now .
Kasuga provide to help take the fight to them , and Cobra obliges by offer up a timed explosive to help break into their nearby base . However , they insist on waitinguntil the Eveningto infiltrate . From there , the quest officially begins .
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Deal With Pirates & Blast the Entrance
Eithertime skip to Evening , or take charge of any otherfishing tasksyou need to before then . Either means , once the sun sets , Kasuga will return to the boat , quick to start out the performance . Cobra putsDavein charge of ferrying the bomb whileKasugaescorts and protects him from any threat .
At this point , you ’ll adopt control of Kasuga while see Dave underwater .
After they ’re deal with , approach the entry toSea Blue ’s base of operations , and Dave will go institute the bomb to blast it open .
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Fight Your Way In
Once Dave and Kasuga are inside the base , Cobra will soon join up to aid . You ’re put in complaint of both Kasuga and Cobra for thefights forwards . The game will display a classic conflict card , prompting you to choose which graphic symbol you want to oppose with first , along with your basic fight restraint .
From this tip , you ’ll have to take on waves of different enemies using both Kasuga ( " Ichiban " ) and Cobra . you’re able to apply the appropriate clit toswitch between themduring combat , to better moderate damage and defense . Each character gets a total offour livesduring each stagecoach , and there is a fourth dimension limit to keep an eye on .
Punch your way through each wave , which consists of :
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Defeat Torben
Eventually , you ’ll reach the research lab where an malefic scientist named Torben is revealed to be experiment on enamour sea life . He threatens to not get you forget alive , and aboss fightagainst him ensues that consists of multiple stages .
During thefirst level , he ’ll brandish ashotgun , and you demand to be careful to avoid it while take down his wellness bar . In thesecond microscope stage , he ’ll break out his experimental weaponry that gives him ashieldand elicit a deadlylaser beam . Be measured when he blocks your attacks , and knock him out to finish the leg .
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Screenshot by ProGameGuides
Screenshot by ProGameGuides
