Metamagic

Metamagic is a Sorcerer Class Feature that allows the user to add additional effects to magic spells.

Metamagic types

Metamagic	Level	Sorcery Points	Grants
Careful Spell	2+	1	Allies automatically succeed Saving Throws against spells that required them.
Distant Spell	2+	1	Extends the range of a spell by 50%
Extended Spell	2+	1	Double the duration of Conditions, summons, and surfaces caused by spells.
Twinned Spell	2+	1 per Spell Slot level (Cantrips are 1)	Spells that only target 1 creature can target an additional creature.
Heightened Spell	3+	3	Targets of spells that require Saving Throws have Disadvantage on their first Saving Throw.
Quickened Spell	3+	3	Spells that take an Action take a Bonus action instead.
Subtle Spell	3+	1	Spells You can cast spells while  Silenced.