If a character casts a spell requiring concentration, do they know when it is no longer doing anything?
5221
Does a spellcaster know when concentration ends?
56656
Can you maintain concentration on a spell from another plane?
142407
How does concentration interact with spells cast via the Wild Magic Surge table?
39198
Can concentration spells be "adjusted" while silenced?
14217
Can you stop casting a spell?
129173
Does Feeblemind produce an ongoing magical effect that can be dispelled?
142492
When do "when you cast this spell" effects resolve?
89809
Can a legendary creature use a legendary resistance to pass a concentration check?
3127
Does my enemy get to make a saving throw for half damage for absolutely any spell I cast?
80846
How do wizards cast spells which appear on their spell list when it has a divine focus component?
30415
Does going outside of range or line of sight after casting a spell have any effect?
25750
Do spellcasters know when a dismissable spell has been broken?
141069
Can I cast a concentration spell through an "Invoke Duplicity" clone?
115073
Is there a rule for how to handle creative use of spells?
16554
Are there critical hits for spells?
33028
Can spells with movable areas of effect be moved out of sight or behind obstacles?
84358
At what point does a caster define the target of a spell?