Might be in the minority here but personally I think the Best helicopter LEGO ever made was the Dino Attack T-1 Typhoon. What do you consider the best one they made? :
Lego Jurassic World Pteranodon Capture 75915 - Lego Jurassic Park Dinosaurs Helicopter - YouTube
Amazon.com: LEGO Jurassic World Carnotaurus Dinosaur Chase 76941 Building Kit; Fun Toy Playset for Creative Kids; New 2021 (240 Pieces) : Toys & Games
Lego Dino Attack T-1 Typhoon vs.T Rex 7477
Blue's Helicopter Pursuit 75928 | Jurassic World™ | Buy online at the Official LEGO® Shop US
LEGO Dino Attack 7476 Dinosaur Helicopter Tank Toy Full Page Print Ad DAMAGE | eBay
BrickLink - Set 7477-1 : LEGO T-1 Typhoon vs. T-Rex [Dino Attack] - BrickLink Reference Catalog
LEGO 7298: Dino Air Tracker | Brickset: LEGO set guide and database
REVIEW: 7477 T-1 Typhoon vs. T-Rex - LEGO Action and Adventure Themes - Eurobricks Forums