Here is the full list of all 20 A Wizards Lizard achievements.
Purchase the Skyrocket weapon from the vendor in Amberfall.
Kill 12 merchants in one crawl.
Collect 30 Soul Orbs in one crawl.
Collect 100,000 gold in one crawl.
Starting from the Cemetery, exit the Crypt in 20 minutes or less.
Rescue the Engineer from the Crypt.
Rescue Moto from the Crypt.
Rescue Xam from the Arena.
Starting from the Cemetery, exit the Crypt without dying.
Starting from the Cemetery, exit the Crypt after visiting the Forest and Den of Thieves.
Starting from the Cemetery, exit the Crypt without resurrecting.
Enter the Den of Thieves.
Enter the Forest.
Without buying anything in town, start from the Cemetery, and exit the Crypt.
Rescue 3 hostages in a single crawl.
Rescue the Wizard from the Crypt.
Defeat Death in the Crypt.
Rescue Luna from the Crypt.
Defeat the Sewer Hag in the Sewer.
Defeat the Zombie Warlord in the Cemetery.