Legit or hacked?

[Prockie]

Hey guys. Someone traded me 3 event pokemons in oras Keldeo, celebi, and zygarde.

I dont know if they are legit or hacked. They all cannot be traded through gts because of ribbons i think. 

Celebi lvl100 cherish ball
hp.       329
Atk.     254
Def.     248
Sp.atk.240
Sp.def.222
spd.     241
Nature. rash
ability. nature cure

Moves
Confusion
Recover
Cut
Dazzling gleam

Zygarde lvl100 cherish ball
Hp.     357
atk.     197
Def.     280
Sp.atk.220
Sp.def.222
Spd.    217
Nature. Modest
Ability. Aura break

Moves
Lands wrath
Extreme speed
Glare
Outrage

Keldeo lvl100 cherish ball
Hp.     310
atk.     161
Def.     216
Sp.atk.294
sp.def.199
spd.    277
Nature. Timid
Ability.   Justified

Moves 
Aqua jet
Secret sword
Double kick
bubble beam

Are they hacked?