Phlage, Titan of Fire's Fury | Teshar, Ancestor's Apostle | Cloudstone Curio

(and two other cards)

Phlage in your graveyard.
Teshar and
Cloudstone Curio on the battlefield.
Shield Sphere and
Rograkh in hand or on the battlefield.
One of the ({0} magic symbol) cost creatures must be in your hand, and the other must be on the battlefield.

Cast the historic creature from your hand by paying ({0} magic symbol) .
Teshar triggers, returning
Phlage from your graveyard to the battlefield.
When
Phlage enters the battlefield, its first and second abilities and
Cloudstone Curio trigger.
Resolve the first
Phlage trigger, causing you to sacrifice it.
Resolve the second
Phlage trigger, dealing 3 damage to any target and causing you to gain 3 life.
Resolve the
Cloudstone Curio trigger, returning the other historic creature with mana cost ({0} magic symbol) from the battlefield to your hand.
Resolve the creature spell cast in step 1.
Repeat.