"CP5_red_setup_goal" "Capture all five of the Control Points to win the game!"
"CP5_blue_setup_goal" "Capture all five of the Control Points to win the game!"
"Dustbowl_red_setup_goal" "Defend the Control points against team BLU!"
"Dustbowl_blue_setup_goal" "Capture both Control Points to win the round and advance!"
"Dustbowl_red_final_goal" "Defend the final two Control Points or the enemy will win the game!"
"Dustbowl_blue_final_goal" "Capture the final two Control Points to win the game!"
"Goldrush_red_setup_goal" "Prevent the enemy team from moving the cart to your base!"
"Goldrush_blue_setup_goal" "Move the cart to the Control Points to win the round and advance!"
"Goldrush_red_final_goal" "Prevent the cart from moving to your base or the enemy will win the game!"
"Goldrush_blue_final_goal" "Move the cart to the enemy base to destroy it and win the game!"
"2fort_red_setup_goal" "Grab the Intelligence Briefcase from the enemy basement. Return to your basement to win!"
"2fort_blue_setup_goal" "Grab the Intelligence Briefcase from the enemy basement. Return to your basement to win!"
"Granary_red_setup_goal" "Capture all five Control Points to win the game!"
"Granary_blue_setup_goal" "Capture all five Control Points to win the game!"
"Gravelpit_red_setup_goal" "Defend all three Control Points against team BLU to win the game!"
"Gravelpit_blue_setup_goal" "Capture all three Controls Points to win! First capture A and B, then move on to C."
"Hydro_red_setup_goal" "Capture BLU's single Control Point to win the round. Prevent them from doing the same!"
"Hydro_blue_setup_goal" "Capture RED's single Control Point to win the round. Prevent them from doing the same!"
"Well_red_setup_goal" "Capture all five of the Control Points to win the game!"
"Well_blue_setup_goal" "Capture all five of the Control Points to win the game!"
"Pipeline_setup_goal" "Move your cart to the capture point first to win this heat!"
"Pipeline_final_goal" "Move your cart to destroy the enemy base before they destroy yours!"
"standin_red_setup_goal" "Capture all three of the Control Points to win the game!"
"standin_blue_setup_goal" "Capture all three of the Control Points to win the game!"
"hightower_setup_goal" "Move your cart to the top of your HighTower to win!"
"Foundry_red_setup_goal" "Capture all five Control Points to win the game!"
"Foundry_blue_setup_goal" "Capture all five Control Points to win the game!"
"koth_setup_goal" "Capture and hold the Control Point to win the game!"
"medieval_setup_goal_red" "Capture and hold the final Control Point to win the game!"
"medieval_setup_goal_blue" "Open the gate and capture the final Control Point to win the game!"
"steel_setup_goal_red" "Defend the main point while also defending the outer point in play!"
"steel_setup_goal_blue" "Take Red's main point to win the game. Capturing the outer points will increase your chance of success!"
"frontier_setup_goal_red" "Prevent BLU from escorting the payload to the laser array!"
"frontier_setup_goal_blue" "Guide Lil' Chew-Chew to the delivery site!"
"doomsday_setup_goal" "Deliver the Australium to the rocket warhead to win the game!"
"doomsday_event_setup_goal" "Get the tickets to the top of the Strongmann!"
OnMultiNewRound [your tf_gamerules entity name] SetBlueTeamGoalString "Just capture all the points"
OnMultiNewRound [your tf_gamerules entity name] SetRedTeamGoalString "Defend the points until the time runs out!"
It depends, do you want the ability to control them individually?
Consider a wildcard instead.