WebSome spells also require an attack roll. WebSpell attack modifier = your proficiency bonus + your Charisma modifier Spellcasting Focus You can use an arcane focus (see the Adventuring Gear section) as a spellcasting focus for your sorcerer spells. Jeremy Crawford tweeted on February 8, 2018 that Spell attacks and weapon attacks both have a chance of scoring a critical hit.. Anyone playing druids otherwise, are not playing druids, you are playing nature domain priests. For more on Spell Save DC, see our article. You can't cast another spell during the same turn, except for a cantrip with a casting time of 1 action. //