The Traveller

Indestructible

Guardians you control have Vigilance

{x}{x}, {t}: Return target creature with converted mana cost X or less from a graveyard
to the battlefield with a Guardian Role token attached to it. (If you control another role on it, pu that one into the graveyard. Enchanted creature gain +2/+1 and is a guardian in addition to its other types.)