Well... a list here:
Mario comes out of a pipe
Luigi comes out of a pipe too
Bowser comes out of fire portal (like in Brawl)
Peach comes out like these:
Kirby comes on his star
Rosalina falls down as a comet
Greninja appears out of the darkness
Sheik comes out of a smoke screen
Zelda teleports in
Yoshi comes out of a egg
Pikachu comes out of a pokeball
Jigglypuff comes out of a pokeball
Charizard comes out of a pokeball
Lucario appears in with his aura (like Brawl)
Megaman teleports in (with his blue laser that comes out of the sky)
Dk comes out of a barrel
Diddy Kong the same
Link comes out of a Tornado (like Brawl)
Little Mac takes out his pink shirt
etc...
