You can't enter this dungeon unless you "venture into Undercity." Secret Entrance — Search your library for a basic land card, reveal it, put it into your hand, then shuffle. (=> Forge or Lost Well) Forge — Put two +1/+1 counters on target creature. (=> Trap! or Arena) Lost Well — Scry 2 (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.). (=> Arena or Stash) Trap! — Target player loses 5 life. (=> Archives) Arena — Goad (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.) target creature. (=> Archives or Catacombs) Stash — Create a Treasure token (A Treasure is an artifact with ", Sacrifice this artifact: Add one mana of any color."). (=> Catacombs) Archives — Draw a card. (=> Throne of the Dead Three) Catacombs — Create a 4/1 black Skeleton creature token with menace (This creature can't be blocked except by two or more creatures.). (=> Throne of the Dead Three) Throne of the Dead Three — Reveal the top ten cards of your library. Put a creature card from among them onto the battlefield with three +1/+1 counters on it. It gains hexproof (This permanent can't be the target of spells or abilities your opponents control.) until your next turn. Then shuffle.