You control a creature that can be cast using ({C} magic symbol) ({C} magic symbol) .
Steps
Activate
Ashnod's Altar by sacrificing the creature that can be cast using ({C} magic symbol) ({C} magic symbol) , adding ({C} magic symbol) ({C} magic symbol) .
When the creature dies,
Mortuary and
Remembrance trigger.
Resolve the
Mortuary trigger, putting the creature from your graveyard on top of your library.
Resolve the
Remembrance trigger, searching your library for the creature and putting it into your hand.