The Valencian new boy is expected to make his debut for his new side in the crunch clash at Mestalla against Manchester United, a team that watched him on a number of occasions in Argentina.
After arriving from River Plate, Aimar has received a glowing reference from Diego Maradona and he looks set to dazzle against the Premiership leaders on Wednesday.
32% of our voters felt that the attacking midfielder will be the best of the new recruits during the winter break.
Another South American, Arsenal`s Edu, was not far behind in second place with 28% of the vote. The former Corinthians star, who saw his move to Highbury fall through due to a passport irregularity, finally arrived in London in time to join Arsene Wenger`s Champions League squad.
The midfielder suffered an annoying injury on his Gunners debut but he will be looking to make an impact in Europe.
Leeds` Rio Ferdinand collected third spot, with 19%, as he looks to justify the tag of the most expensive defender on the planet.
The £18 million signing from West Ham will be hoping to add stability to David O`Leary`s young side, and he could help the Yorkshiremen escape from a difficult group.
Manchester United starlet Luke Chadwick was next (13%) as he was elevated into the Champions League squad after impressing with some dazzling displays down the right flank.
The England Under 21 international`s performance against Bradford was particularly eye-catching, and he provides a useful right wing alternative for Sir Alex Ferguson, if he decides to move David Beckham into a more central role.
Arif Erdem, Patrice Loko, Ibrahim Ba and Didier Domi managed only 8% between them.
