Do damage-over-time effects such as Melf's acid arrow or vitriolic blast stack with themselves?
72439
Can spells with cumulative or instantaneous ongoing effects affect a creature multiple times?
106687
How many times do you roll damage for Magic Missile?
120138
How does range interact with the Arcane Archer's Curving Shot?
82133
What part of a multi-type damage roll is reduced by a non-type-specific effect?
158088
Does Mercy's damage buff affect structures?
103848
Can you throw more than one weapon per turn?
37506
If a creature with Multiattack is affected by Haste, can it make two Multiattacks?
152233
Do multiple instances of the Extra Attack feature stack?
68283
When are targets picked for spells with multiple "missiles"?
97135
How does Armor of Agathys interact with getting temporary hit points?
103390
Do things on the stack or state-based effects resolve between first strike and normal combat damage?
13885
Ringed Wall of Fire: How does the damage sequence go?
142134
Multiple Damage Resistance
50631
Does the artificer's Enhanced Weapon stack on top of hexblade's Improved Pact Blade?
34144
Are +1/+1 counters different from +1/+1 effects?
19281
What order do triggered abilities happen in if multiple things trigger at the same time?
62380
How many times does Sneak Attack damage apply with several attacks?