Vrondiss, Rage of Ancients serves as the engine of the deck, generating Dragon Spirit tokens whenever he or another creature you control is dealt damage
When you attack with a face down dork, you can tap this to turn it up, no mana or anything else needed
For example, having an Urborg, Tomb of Yawgmoth in play adds the swamp land type to all your towns, and future town cards might have basic land types as well
Sorcery Color tag templates(None) Liliana of the Dark Realms +1: Search your library for a Swamp card, reveal it, put it into your hand, then shuffle
It probably won't do much - if anything - but it does provide an interesting tool to tinker with
The need to counter a planeswalkers loyalty ability or a Bolass Citadel activation doesnt come up often, but youre happy to have it when it matters