This is a draft cheat sheet. It is a work in progress and is not finished yet.
Main mechanic
d20 [+modifier] [+bonuses] [-penalties] >= target DC or AC |
Ability Checks (DC)
Contests |
Ability check A > ability check B |
Skills |
Ability modifier + proficiency bonus |
Passive Checks |
Score = 10 [+ all modifiers] [+/- 5 advantage/disadvantage] |
Working Together |
Character leading the effort (or highest ability modifier) rolls with advantage |
Group Check |
Each character rolls, success if half succeed |
Saving Throws (DC)
Varies |
Standard ability check |
Against Your Spells |
8 + your spellcasting ability modifier + your proficiency bonus + any special modifiers |
Combat (AC)
Surprise |
For each creature A and each opposing creature B |
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Dex (Stealth) A > Wisdom (Perception) B = B is surprised |
Initiative |
Dex check |
Damage |
With a weapon – add ability mod (not prof bonus) |
Multiattack |
Cannot be used as opportunity attack |
Space |
Max 8 Med combatants in a 5' radius around another |
Melee Attack Roll |
+ Strength Mod + Proficiency Bonus if proficient with weapon |
Ranged Attack Roll |
+ Dex Mod |
Spell |
+ Proficiency Bonus |
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Time
1 round |
6 seconds |
10 rounds |
1 minute |
Short rest |
1 hour |
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Spend Hit Dice up to Level + Con mod |
Long Rest |
8 Hours |
Vision and Light (PH183)
Lightly obscured |
Disadvantage on Wisdom (Perception) |
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Dim light (shadows), patchy fog, twilight, dawn, full moon, moderate foliage. |
Heavily Obscured |
Blinded Condition |
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Darkness, opaque fog, dense foliage |
Bright Light |
Day, torch, lantern, fire. |
Dim Light (shadows) |
lightly obscured. boundary between bright light and darkness. Dawn. Full moon. |
Darkness |
Night, unlit dungeon, magical darkness |
Blindsight |
Darkvision |
darkness as if dim light |
Magic Items
Use magic item takes an action |
You can administer a potion to an unconscious character. Healing potion 2d4+2 |
Handling Mobs
Determine Minimum d20 |
Target AC - monster attack modified |
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