basically i home brewed a lizard for 5e. 8AC, 30HP, immune to fire damage. if exposed to fire, they get multiattack for 2 total attacks. only attack is a ranged tongue attack, 10ft. does 0 damage if the player is at full hp, and around 18 (6d6) poison if not. no other effects. i put 2 of them in a coal chute. player in question sees a couple party members open and close the door, decides to investigate. gets licked for 12 damage. player is a sorcerer. pyromancer. casts fireball. quickens to cast fireball 2.