Forsaken City [Planeshift] HarperPrism Book Promos if this came under your

if this came under your control since the beginning of your last upkeep

Then each player reveals their chosen card

return Glistening Oil to its owner's hand

Set: Future Sight Type: Artifact Rare Cost: {3} Whenever you cast a spell

Set: Alpha Edition Type: Enchantment Rarity: Common Cost: {1}{W} {1}: The next time a green source of your choice would deal damage to you this turn

Forsaken City [Planeshift] HarperPrism Book Promos if this came under yourSet: Planeshift Type: Land Rare Cost: Forsaken City doesn't untap during your untap step. At the beginning of your upkeep, you may exile a card from your hand. If you do, untap Forsaken City. {T}: Add one mana of any color.