Black Lotus [30th Anniversary Edition] Swamp Mountain Set: 30th Anniversary Edition Type:

Set: 30th Anniversary Edition Type: Land — Forest Plains Rarity: Rare ({T}: Add {G} or {W}

Set: Amonkhet Prerelease Promos Type: Enchantment Rarity: Rare Cost: {3}{W} If an effect would create one or more tokens under your control

Set: Secret Lair Drop Series Type: Legendary Artifact Creature — Scarecrow Rarity: Mythic Cost: {2/W}{2/U}{2/B}{2/R}{2/G} ({2/W} can be paid with any two mana or with {W}

I don't think you build one on purpose

the Sky Ruin enters the battlefield tapped

Black Lotus [30th Anniversary Edition] Swamp Mountain Set: 30th Anniversary Edition Type:Set: 30th Anniversary Edition Type: Artifact Rarity: Rare Cost: {0} {T}, Sacrifice Black Lotus: Add three mana of any one color.