You need an embassy visa for Nigeria if you have a Marshallese passport
Visa options for Nigeria (2)
Electronic visitor visa
Travelers need a visa to visit Nigeria for Business or Tourism. An eVisa is the fastest and easiest way of obtaining a visa for Nigeria because travelers can submit their application and supporting documents online. Once the application is approved, travelers receive their eVisa confirmation electronically.
This is not offered by sherpa°.
Apply on the government site.
Visitor visa
Travelers need a visa to visit Nigeria for Business or Tourism. A paper or embassy visa is the only visa available for travelers visiting Nigeria. The visa is typically a stamp or sticker added to the passport. Travelers must obtain this visa from a local embassy, consulate or visa center before traveling.
This is not offered by sherpa°.
Apply on the government site.