Do multiple sources of temporary hit points combine, or do you only get one set?
97135
How does Armor of Agathys interact with getting temporary hit points?
56002
Does first strike damage occur before normal damage?
112580
Do Caster Levels from different sources stack?
58198
Do you have advantage when multiple sources give advantage and only one gives disadvantage?
91819
Is a spell suppressed or removed when the target temporarily becomes invalid?
55666
Does two weapon fighting's qualifying "attack" have to be part of the "Attack" action?
128124
Is it unlikely to get the same number of heads/tails?
145741
Hit dice vs Hit Points
140051
Are you allowed to stack Divine Smite and Eldritch Smite on the same attack?
46473
Do reroll and dice-adding abilities work on critical hits and critical failures?
72439
Can spells with cumulative or instantaneous ongoing effects affect a creature multiple times?
112983
Do you know the value of an attack or damage roll on you before the hit is resolved?
41687
Multiple permanents entering the battlefield simultaneously and “Enter the Battlefield” effects
18933
Can the Polearm Master bonus attack only be used after the main attack?
83002
How can I associate Hit Dice with healing?
106687
How many times do you roll damage for Magic Missile?
150953
Spells that do not specify that they do damage but state that they affect hit points