Aston has also signed Vinny Finigan and Jason Crookes on duel contracts this week from Bradford Bulls.
BBC: Quentin Laulu-Togagae available for Eagles opener
2.
Finigan is ruled out of Sunday's game at Bramall Lane after picking up an injury from parent club Bradford and Crookes will undergo a fitness test on Friday night.
BBC: Quentin Laulu-Togagae available for Eagles opener