Through a transformation called Bond Phenomenon, Ash's Greninja in the anime and any Greninja with the Ability Battle Bond in Generation VII can change into an alternate form called Ash-Greninja. In this form, Greninja's skin turns a lighter shade of blue, while its face gains red stripes and its cheeks and side fins turn black, changing shape to resemble Ash's hair. Its legs are stronger in this form, and it gains the ability to form large Water Shurikens on its back.
Froakie - Lv. 16
Frogadier - have the Battle bond ability, after fainting an opponent, it changes into this form
Frogadier - Lv. 36
Defeating an opposing Pokémon strengthens the Pokémon’s bond with its Trainer, and it becomes Ash-Greninja. Water Shuriken gets more powerful.
If the Pokémon has 100% HP, you have 5.9% chances of capture
EVs
Status
0
72
0
145
0
67
0
153
0
71
3
132
0
0
LV. 50
LV. 100
132 - 179
254 - 348
135 - 177
265 - 350
64 - 107
125 - 209
142 - 184
279 - 364
68 - 110
132 - 216
123 - 165
242 - 327
LV. 50
LV. 100
132 - 179
254 - 348
150 - 197
295 - 389
72 - 119
139 - 233
158 - 205
311 - 405
76 - 123
147 - 241
137 - 184
269 - 363
LV. 50
LV. 100
132 - 179
254 - 348
165 - 216
324 - 427
79 - 130
152 - 256
173 - 225
342 - 445
83 - 135
161 - 265
151 - 202
296 - 400