Ashnod's Altar | Dualcaster Mage | Ascend from Avernus

Cards

({4} magic symbol) ({R} magic symbol) ({R} magic symbol) ({W} magic symbol) ({W} magic symbol) ({W} magic symbol) available.

Cast
Ascend from Avernus by paying ({3} magic symbol) ({W} magic symbol) ({W} magic symbol) ({W} magic symbol) .
Holding priority, cast
Dualcaster Mage by paying ({1} magic symbol) ({R} magic symbol) ({R} magic symbol) .
Dualcaster Mage enters the battlefield, creating a copy of
Ascend from Avernus.
Activate
Ashnod's Altar by sacrificing
Dualcaster Mage, adding ({C} magic symbol) ({C} magic symbol) .
Resolve the copy of
Ascend from Avernus, returning all creature and planeswalker cards with mana value three or less from your graveyard to the battlefield.
Repeat from step 3.