THE 2-MINUTE RULE FOR SMALL SIZE 5E

However, the warforged specific rule is actually a modification of a basic rule that armour takes no less than 1 minute to doff (PHB p.146) and that the artificer rule, even though also a certain modification of this, is more common since it applies to all armour.Greater Invisibility: Having the ability to attack or Forged spells when invisible is