Stalker0 said:Let's say mr. wizard is in the bushes, he casts a silent, stilled, remove components whatever with no saving throw.
Can a spellcaster still detect that a spell is being cast?
Can a nonspellcaster?
Hypersmurf said:From memory, Tome and Blood had a line that said something like "There is no mistaking the concentration that spellcasting requires", which meant that even a stilled, silent spell could be recognised as 'He's casting a spell!'...-Hyp.

(Dungeons & Dragons)
Rulebook featuring "high magic" options, including a host of new spells.