Team Mage [Unknown Event] Journey into Nyx create a token that's a

create a token that's a copy of it

where X is that spell's mana value

−9: You get an emblem with "Whenever a creature you control deals combat damage to a player

{T}: Untap target attacking creature you control

It was an ancient defense of the Dwarves that could only be traversed in single file

Team Mage [Unknown Event] Journey into Nyx create a token that's aSet: Unknown Event Type: Creature Human Wizard Rarity: Uncommon Cost: {2}{U} When Team Mage enters, search you library for an artifact card with mana value 4 or greater if you're on Team Cloudspire or an artifact card with mana value 3 or less if you're on Team Speed Demons. Reveal that card, put it into your hand, then shuffle.