Ok, so that new event where you have to synthesis stuff, something about the keys to naruto or the key to the heart of ninja wars 2...idk. I'm seriously lost. Would anyone care to explain what I need to do to complete these achievements.
Thx

1 - synthesize key HERO on the desired recipe (some in the form of riddles and you have to guess)
2 - synthesize key PAIR - Naruto+Hinata, Ichigo+Rukia, Luffy + Hancock and so on (recipe given)
3 - synthesize key ANIME of the three key PAIR (recipe given)
4 - synthesize key NW2 (recipe given)

ohk thx. Sorry but I've got 2 more questions:
1. What do they mean by the "appearance" of hinata/naruto etc. Do they mean the outfit?
2. How do you get the items you need to get from monster drops? As in which monster are they referring to? any?

Sorry, peculiarities of translation from one language to another :(
This is a common Outfits
Under the conditions specified monster and its location. If not, then you have to solve the mystery for a particular key, they will tell you. With this monster, you will have the chance to knock out the right item for the synthesis of

ohk thx. Helped me a lot on this game :)