Sources: Toronto FC signs Aketxe from Athletic Bilbao

The 24-year-old Spanish midfielder has joined the MLS Cup champions ahead of the 2018 campaign

has signed Spanish midfielder Ager Aketxe from Athletic Bilbao, sources have confirmed to Goal.

The 24-year-old has joined TFC on a free transfer and signed a two-year deal with the Cup champions, with Athletic possessing a buy-back option.

A former youth international, Aketxe has made just three appearances in this season. He has appeared in 35 matches in all competitions for Athletic since debuting in 2014.

Aketxe spent the 2016-17 campaign on loan to second-tier side Cadiz, making 18 appearances in the Segunda Division.

Toronto has reloaded this offseason after becoming the first club in MLS history to claim a domestic treble last year, winning the MLS Cup, Supporters' Shield and Canadian Championship.

In addition to Aketxe, the Reds also have added former international Gregory van der Wiel and youth international Auro.

TFC is set to open the 2018 CONCACAF against the on Tuesday at Dick's Goods Park before hosting the return leg Feb. 27 at BMO Field.