Traverse the Ulvenwald (Prerelease) [Shadows over Innistrad Prerelease Promos] Thalakos You may cast it without

You may cast it without paying its mana cost if it's a spell with lesser mana value

choose flying

Set: Eventide Type: Creature — Elemental Rarity: Rare Cost: {4}{B}{B}{B} Chroma — Umbra Stalker's power and toughness are each equal to the number of black mana symbols in the mana costs of cards in your graveyard

Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn

Set: Zendikar Type: Enchantment Rarity: Rare Cost: {1}{R} Whenever you cast an instant or sorcery spell that has the same name as a card in your graveyard

Traverse the Ulvenwald (Prerelease) [Shadows over Innistrad Prerelease Promos] Thalakos You may cast it withoutSet: Shadows over Innistrad Prerelease Promos Type: Sorcery Rarity: Rare Cost: {G} Search your library for a basic land card, reveal it, put it into your hand, then shuffle your library. Delirium If there are four or more card types among cards in your graveyard, instead search your library for a creature or land card, reveal it, put it into your hand, then shuffle your library.