Indestructible (Effects that say "destroy" don't destroy that permanent. An indestructible creature can't be destroyed by damage.)
Equipped creature has indestructible (Effects that say "destroy" don't destroy that permanent. An indestructible creature can't be destroyed by damage.).
Equip (: Attach to target creature you control. Equip only as a sorcery. This card enters unattached and stays on the battlefield if the creature leaves.)