Final answer:
Sage's Barrier Orb (C) ability in Valorant costs 400 credits. It's a defensive wall that lasts for 30 seconds, providing various strategic uses in-game. The cost is subject to change with game updates.
Step-by-step explanation:
The Sage's Barrier Orb (C) in Valorant is a purchasable ability used by the character Sage, who is one of the agents in the game. As of the current understanding in 2023, the Barrier Orb costs 400 credits. This ability allows Sage to place a solid wall that can be used to block sight lines, stop enemies, and even boost players to higher ground. The wall lasts for 30 seconds but can be destroyed by enemy fire. It is a strategic ability that offers various defensive and tactical advantages during gameplay. Keep in mind that game mechanics, including ability costs, can change with future updates, so it's always a good idea to check the latest patch notes or in-game store for the most current information.