727. A Keyword is a specific term that appears on Cards that acts as a shorthand for a specific game effect, or ability of any variety.

727.1. A Keyword can be an ability.

727.2. Keywords can be identified by having a colored highlight behind them.

727.2.a. The color of the highlight has no effect on gameplay.

727.3. Keywords can be referenced or specified by other Game Effects.

727.3.a. Other effects may grant Keywords.
727.3.a.1. The definition and rules of the specific Keyword will determine the behavior if a Keyword is granted while it is already present.
727.3.a.2. The effect that granted the Keyword will specify the duration for which it is granted.
727.3.a.3. If an effect that grants a Keyword does not specify a duration, the duration is as long as that Game Object remains on the Board or in its current Non-Board Zone.
727.3.b. Other effects may remove Keywords.
727.3.b.1. The effect that removed the Keyword will specify the duration it is removed.
727.3.b.2. If an effect that removes a Keyword does not specify a duration, the duration is as long as that Game Object remains on the Board or in its current Non-Board Zone.