User summary: This document is a collection of appendices with various options for Simple20 games. The appendices included in this document are: Appendix 1: Character options Variable Point Totals Random Ratings Expanded Modifiers Appendix 2: Basic Rules Options Ten-sided Dice Action Points Appendix 3: Damage Options Armor and Weapons The Wound Track Descriptive Damage Appendix 4: Insanity Options Mental Wound Track