Aston Villa were one of the biggest spenders in the transfer window. The Villans outlaid £148m on seven new signings with Unai Emery clearly eager to bolster his ranks ahead of a Champions League campaign. So with that said, TBR Football has ranked every transfer out of 10 based on the following factors: Transfer feeExpected impactVision (short, medium or long-term planning?)READ MORE: Gary Lineker makes Aston Villa league prediction as he backs £120k-a-week player to shineAmadou Onana (£49.9m) – 10/10Amadou Onana was Aston Villa’s most expensive arrival of the window and he’s already making a…