Pyramid of the Pantheon

Metalcraft — : Add one mana of any color. Activate only if you control three or more artifacts.

, Collect evidence 3: Add one mana of any color. Put an unlock counter on this artifact. (To collect evidence 3, exile cards with total mana value 3 or greater from your graveyard.)

Sacrifice this artifact: Surveil 3, then draw three cards. Activate only if this artifact has five or more unlock counters on it.

, : Put a charge counter on this artifact. Note the type of mana spent to pay this activation cost. Activate only if there are no charge counters on this artifact.

, Remove a charge counter from this artifact: Add one mana of this artifact's last noted type.

( can be paid with one mana from a snow source.)

When this artifact enters, draw a card.

, : Add one mana of any color.

, Sacrifice this artifact: Add three mana of any one color.

This artifact enters tapped and with three charge counters on it.

, Remove a charge counter from this artifact: Add one mana of any color.