- Unless they're surprised, reactions can be taken before a creature's initiative unless they're surprised - Rolling a natural 1 or a natural 20 are auto-successes/auto-failures for attack rolls and saving throws, but not for other checks. - For skill checks, if you roll a 1 and that would be a failure for you, it's a critical failure. If you roll a 20 and that would be a success for you, it's a critical success. In both cases, we roll for extra stuff that happens! - Some non-steel armor has [flaws](https://a5e.tools/rules/materials), but each also has benefits. - You can avoid taking a critical hit by taking a level of fatigue or [sacrificing your shield](https://a5e.tools/rules/shields). -