Petey Pirahna
Rayquaza
Duon
Ridley
Galeon
Porky
Meta Ridley
Tabuu
Those are the 8 bosses in Subspace Emissary. (Not in order)
There are two bosses in ''Boss Battles'' that are not in Subspace, which are:
Master Hand
Crazy Hand
You can either unlock them by encountering & beating them in Challenge mode or by fully completing the Subspace Emissery (100%, no green flags on the map)
Go through the subspace emissery zone the n go into classic as link or play 400 matches
By completing SSE (Subspace Emissary or Adventure Mode.)
Kill tabuu.
You have to complete the Subspace Emissary.
In the subspace emissary mode.
you have to beat the levels in subspace emissasary also when you do that it is the EASY way to get characters
He is very real.Get up to the Subspace level in The Subspace Emmisarymode in Super Smash Bros. Brawl and see for yourself.
Sonic will appear during the final battle in the Subspace Emissary
Beat Subspace Emmisary, and fight him in the Ruins.
complete the subspace elimsbisary
Finish the subspace emissary mode.