In the first half, Gintoki decides that as protagonist, he can't sit and do nothing as a Gintama game is released. He takes matters into his own hands as Odd Jobs looks to produce a superhit. In the second, Shinpachi buys a new pair of glasses that get him rather high spirits...
Guardian spirits are spirits
that follow a person or other 
entity and protect them. 
Also known as tutelary deities
or guardian angels.
الأرواح الحارسة أرواح تتّبع شخصًا
أو كيانًا آخر وتحميهم. تُعرَف أيضًا 
.بالآلهة الرّقيبة أو الأرواح الحارسة
Los espíritus guardianes poseen a un individuo
y trabajan para protegerlo.
En inglés se les conoce como Guardian Spirit.
Extracto de Vikipedia
Espíritos guardiões seguem 
pessoas do nascimento
 à morte para protegê-las.
 Também conhecidos 
como anjos da guarda.