Visible crew/equipment: In one scene Ace is drumming large mushrooms supposedly growing on the side of a tree. When Ace knocks only one off (the very last mushroom, he hits it off the tree completely and you see) a metal spike that held all the mushroom props in place visible on the tree.
Visible crew/equipment: When Ace is fighting in the "Circle of Death" the little guy picks him up and throws him over his shoulder.When he lands in the dirt you can see a rectangle shape under him flex, complete with tiny dust clouds rising up, from the air being expelled from the mat.
Visible crew/equipment: When Ace and Greenwall are headed to the Chancellor's for the first time in the Jeep, you can clearly see the stuntman instead of Carrey, when the car is airborne and in a slow motion action shot.
Visible crew/equipment: When the Jeep is flipping, in one shot, the door flies open and reveals that Ace is wearing jeans. Ace doesn't wear jeans throughout the whole movie showing that this is a stunt double. When the car falls in the parking spot, Greenwall seen through the door is very obviously a dummy.
Visible crew/equipment: When Ace is in the bat cave, the shadow of the camera is visible on the cave wall.
Visible crew/equipment: In the scene with the two Australians in the hut when the camera switches to a wider shot as soon as the bald headed guy says, "Disgusting rat!" the boom mic dips into view for a second.
Answer: Not if somebody climbed up and gave him some water to drink.