Of course.
Yes, you can.
it will be a mix between all of the normal fire skylanders in one
No because they came out after giants
Tree Rex is the confirmed life giant skylander in 'Skylanders Giants". He will supposedly be in the Skylanders Giants Starter along with two others and is twice the size of stealth elf. Skykanders Giants is the sequel to Skylanders Spyros Adventure and is coming this fall. 16 new skylanders (8 normal size. 8 giants) along with 24 remodeled old skylanders. SuperathleteRox😜
Yes
Giants is the second game of Skylanders. Your current Skylanders can still work for Giants. There will be bigger figure and characters you can buy and new story.
no you cant
yes they do
No or maybe hasn't been confirmed yet. But if they do, make sure that you look out for any Skylanders Giants news
no, you cannot use skylanders from skylanders sypro's adventure
yes
yes there is going to be a skylanders 3, it is confirmed in the credits of skylanders giants