Detection Tower [Core Set 2019 Prerelease Promos] 184 Must be Special Summoned with

Must be Special Summoned with "Knight's Title" and cannot be Special Summoned by other ways

Spend this mana only to cast spells

{T}: Add {G} for each creature you control

There can only be 1 face-up "Reptilianne Vaskii" on the field

When Glistening Oil is put into a graveyard from the battlefield

Detection Tower [Core Set 2019 Prerelease Promos] 184 Must be Special Summoned withSet: Core Set 2019 Prerelease Promos Type: Land Rarity: Rare {T}: Add {C}. {1}, {T}: Until end of turn, your opponents and creatures your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof. Its light exposes enemies and lays secrets bare.