Sizing Europe is set to face ten rivals when he makes the step away from novice company, for the first time, in the Grade 1 boylesports.com Champion Chase at Punchestown on Tuesday.

The Henry De Bromhead trained Arkle Chase-winning gelding is unbeaten in five chase starts but this represents a step up in class.

Eight of the eleven runners are Irish trained, with Scotsirish and Golden Silver representing Willie Mullins while Tom Cooper's Forpadytheplasterer bids to overcome five runner-up efforts.

Sizing Europe's overseas rivals include 172 rated Twist Magic, which ran no race when pulling up in the Champion Chase at Cheltenham, but has obvious claims at his best