Vault of Whispers

Seat of the Synod

Mistvault Bridge enters tapped.
Indestructible
{T}: Add {U} or {B}.

Goldmire Bridge enters tapped.
Indestructible
{T}: Add {W} or {B}.

Tanglepool Bridge enters tapped.
Indestructible
{T}: Add {G} or {U}.

Scrapyard Salvo deals damage to target player or planeswalker equal to the number of artifact cards in your graveyard.

Silverbluff Bridge enters tapped.
Indestructible
{T}: Add {U} or {R}.

Thornglint Bridge enters tapped.
Indestructible
{T}: Add {G} or {W}.

Slagwoods Bridge enters tapped.
Indestructible
{T}: Add {R} or {G}.

Drossforge Bridge enters tapped.
Indestructible
{T}: Add {B} or {R}.

Reveal cards from the top of your library until you reveal a nonland card, then put all cards revealed this way into your hand.

Rustvale Bridge enters tapped.
Indestructible
{T}: Add {R} or {W}.

Razortide Bridge enters tapped.
Indestructible
{T}: Add {W} or {U}.