Traverse the Outlands [Commander Legends: Battle for Baldur's Gate Prerelease Promos] Clue with the twist that eight

with the twist that eight packs (they'll be clearly marked) will each come with one of 8 different planeswalker cards inside the pack (plus the normal rare or mythic rare card)

Was supposed to be my turn next

{T}: Add one mana of any type that a land you control could produce

If a triggered ability of a Doctor you control triggers

Set: Ice Age Type: Instant Rarity: Common Cost: {U} Choose one —

Traverse the Outlands [Commander Legends: Battle for Baldur's Gate Prerelease Promos] Clue with the twist that eightSet: Commander Legends: Battle for Baldur's Gate Prerelease Promos Type: Sorcery Rarity: Rare Cost: {4}{G} Search your library for up to X basic land cards, where X is the greatest power among creatures you control. Put those cards onto the battlefield tapped, then shuffle. "By the time you've seen it all, all have already changed." Wandering treant, name unknown