The Death Die Club - Back when THAC0 was a still a thing, we created the rule of the Death Die. It was our simplistic way to simulate critical hits. Every time
![Matt Colville? on Twitter: "All THACO is; is replacing this with a formula, since it's a linear function. The problem with THACO is; the players don't NORMALLY know the monster's AC. Which Matt Colville? on Twitter: "All THACO is; is replacing this with a formula, since it's a linear function. The problem with THACO is; the players don't NORMALLY know the monster's AC. Which](https://pbs.twimg.com/media/FKiaW_GVIAApzHN.png)
Matt Colville? on Twitter: "All THACO is; is replacing this with a formula, since it's a linear function. The problem with THACO is; the players don't NORMALLY know the monster's AC. Which
![Suggested Components: 3e Style Thac0 Progression & Universal HP Bonus - Tweaks Anthology Forum - The Gibberlings Three Suggested Components: 3e Style Thac0 Progression & Universal HP Bonus - Tweaks Anthology Forum - The Gibberlings Three](http://imagizer.imageshack.us/a/img921/6586/MzFQzB.jpg)