Pokemon Ranger - Guardian Signs: Hidden / Secret Ranger Signs

If you have Pokemon Ranger Guardian Signs, then this may be helpful for you. These are the signs which are unlocked in a secret way If you can't really see the sign in the vid, then check the link below
Pokemon unlocked by these Signs are: R-015 - Ivysaur R-036 - Buizel R-038 - Croagunk R-073 - Eevee R-083 - Piplup R-088 - Aipom R-092 - Feraligatr R-120 - Aron R-159 - Typhlosion R-172 - Meganium R-201 - Garchomp R-226 - Metagross R-293 - Mewtwo