CardName: Advent Portal
Cost:
Type: Land - Portal
Pow/Tgh: /
Rules Text: {T}: Add {C} to your mana pool.
{T}: Shuffle Advent Portal and target non-portal land you
don't control into their owner's libraries. Then, those
players reveal cards from the top of their library until
they each reveal a land card. Put those lands onto the
battlefield. Put all other cards revealed this way on the
bottom of their owner's libraries.
Flavour Text:
Set/Rarity: Diaspora Rare
Advent Portal
R
Land – Portal
: Add to your mana pool.
: Shuffle Advent Portal and target non-portal land you don't control into their owner's libraries. Then, those players reveal cards from the top of their library until they each reveal a land card. Put those lands onto the battlefield. Put all other cards revealed this way on the bottom of their owner's libraries.
Rainbow's Arc portal didn't make sense here, so I moved that to Quinnesheen and put Advent Portal here.