What if you send the players in a dungeon that was already raided? Maybe you could have traps that are already set off, or the corpses of monsters etc.
“ A weapon of war created by an extinct race, this rat appears normal but is a simulacrum - beneath it's mangy fur is a body of bronze. Commanded by words in a lost language, wherever it goes a virulent and lethal plague follows. The cure is similarly obscure.”
“ The massive blade known as Consequences carries several potent enchantments of battle, but also has a frustrating quirk: Its wielder finds himself unable to put it down until he enters the presence of a magistrate or other authority. Even then, it instantly returns to his hands if he has committed murder and fails to confess. Unless he somehow resists the blade's magic, the weilder's hands then run with fresh blood; the judgmental blade fights his every motion until he confesses his crimes.”