Ravel Morrison was released by West Ham United back in 2015 and has not played in the Premier League since.
Rangers paid £1.5m to bring Eduardo Herrera to Ibrox from Liga MX but he has failed to score a single goal in the Scottish Premiership.
It's not going right for either Pedro Caixinha and Carlos Pena since they left Scottish Premiership giants Rangers and went to Mexico.
Carlos Pena's spell at Scottish Premiership giants Rangers could be over after just seven months as he has been linked with a return to Liga MX from Ibrox.
Mexican international Carlos Pena has been linked with a return to his homeland after just half a season at Rangers.
Eduardo Herrera has been a disaster in the Scottish Premiership for Rangers - but Pedro Caixinha trusts him more than most.
Pedro Caixinha has been lined up for a new job just three weeks after his disastrous reign at Rangers came to an end.
Mexican striker Eduardo Herrera hasn't set the world alight at Rangers but Pumas are faring even worse without him.
Rangers manager Pedro Caixinha knows Mexican international centre-back Oswaldo Alanis well from his time at Santos Laguna.
Reported Rangers target Eduardo Herrera enjoyed the best season of his career under Pedro Caixinha at Santos Laguna.