Once his appointment is rubber-stamped, it would be reasonable to expect Jaissle to recommend such personnel to the Newcastle hierarchy. It is for that reason, the 'Jaissle effect' could be important during the final month of the summer window. Gabri Veiga (Attacking Midfield)Gabri Veiga (Image credit: Getty Images)Appearances under Jaissle: 66 (12 goals, 10 assists)After making the switch from LaLiga to Al-Ahli, Spanish playmaker Gabri Veiga began working under Jaissle. Featuring 66 times under Jaissle, Solet knows how to play in his backline that routinely dominated domestically and competed admirably in the Champions League. Matthias Jaissle (Image credit: Getty Images)While bringing in Jaissle’s trusted former players makes sense on paper, fans would be wise to temper expectations of an instant transformation.