Hearts have completed the signing of Argentinian midfielder Fernando Screpis from Lithuania's FC Kaunas.
"He'll train with us tomorrow and we'll have a chance to assess his fitness," added Frail.
Screpis has played for a number of European clubs including Benevento (Italy), Ponferradina (Spain) and Sion in Switzerland.
He becomes the 17th player to make the move from FC Kaunas to Hearts and told the club website: "I am very happy to be here - this is a very important step for my career and will do my best for the team."