
The true benefit of this comes from the opposite of the taboo.
Cards played with bold faced print are considered those types of actions, not play actions.
I.e. unearth the ancients 2 is an investigate action, not a basic action. As such, this card is incredibly powerful. It is under slot pressure from Pendant of the Queen as well, so these two could be reliably juggled to give seekers an ungodly amount of actions.