CA

Ca is an abbreviation that may refer to:

• Cap'n Arnav, a pirate captain involved in Cap'n Arnav's Chest random event
• Clan avatars, the floating magical essence of Clan Citadels
• Caden Azro, one of the archeologists inside the Varrock Museum in Varrock
• Cape of Accomplishments
• Carnillean armour, a platebody obtained during the Hazeel Cult quest
• Chaos Altar, the runecrafting altar where chaos runes can be made on
• Chaos Altar, altars which are dedicated to Zamorak and can be used to replenish prayer points.
• Cook's Assistant, a novice quest played in Lumbridge
• Cosmic Altar, the runecrafting altar where cosmic runes can be made on
• Clean avantoe, the clean version of the grimy avantoe
• Cloth altar, an altar which can be built in a Player Owned House