D'Arcy gave a superb display during Ireland's opener against France in what was his first full international - and he delivered more of the same against Wales on Sunday, helping his side to a 36-15 victory at Lansdowne Road.

"Gordon has played the best rugby of his career over the last couple of months. He has done an excellent job of slotting into the outside-centre position for Leinster and for us. He's an exciting player," said O'Sullivan.