(Catacombs) On the left of the first save slot is a breakable wall inside which the first card is found
(Catacombs) After beating Vulkanus, on the platform on the right, behind a coffin is the second card
(Catacombs) After being introduced to the Spartan enemy and fighting a couple of them you will enter another puzzle room. Before doing anything, head downstairs and turn 180 degrees to see the third card inside some bars. There is an opening in the bars through which you can walk to collect your prize
(France) Before you do anything in the level, turn 180 degrees and go to obtain the first card.
(France) After being introduced to a crab type enemy that carries a shield and club, you will exit to the outside. The floor will be wet. BEFORE you drop the large container to make a bridge, make your way to the left along the bottom level and you will see the second card lying below the container.
(France) The third card is found behind a couch in the second burning building.
(Devil's Tower) After learning how to grapple as Spidermonkey, the first card is found on a ledge on the right, behind a barrel or two
(Devil's Tower) After learning how to use Armodrillo's drill arm, you go down the stairs for a battle. Behind the stairs in a breakable door is the second card
(Devil's Tower) After the Ultimate Spidermonkey battle, the third card is found in a breakable door behind the stairs
(Great Wall) When learning to glide as Big Chill, the first card is found above the first gliding fan, just keep gliding until you get there
(Great Wall) After using the main generator and gliding up to the upper platform, turn 180 degrees to get the second card
(Great Wall) When you finally get to the end of the area where you have to turn on fans and open doors you will break down a hallway and create a ramp leading up. At the top of the ramp is a fan you have to turn on and float up. You will land on a ledge that has some finger holds that you can jump to and hang from. Work your way to the right and you will end up on top of an arch. Go across the arch for the third card
(Tokyo) After using Spidermonkey to grapple from one scaffolding building to another, drop down through the hole on the left and go around the right corner to get the first card.
(Tokyo) After Kevin gives his perfume idea, you will have to use the scaffolding to cross a gap. On the lower part of the scaffolding is the second card
(Tokyo) In one scene, you will get instructions to clear the path before going through. Before doing anything, drop down and go ahead before going right to get the third card
(Amazon) After one of the glides in the beginning, you will notice a ledge beyond the ledge you land on. Drop down to receive the first card
(Amazon) When you get to the first save point you will also see a drawbridge. Charge it up and then run to the middle. Ride the bridge to the top and jump onto the platform above you to get the second card
(Amazon) After defusing the bomb, as you run to the exit to escape the self-destruct, to the left of the exit bridge is the third card. You need to glide down as Big Chill to obtain it
(Colosseum) After the circular room, you will jump over some gears and then get attacked by a bunch of guys. BEFORE doing anything, run across the room and head downstairs for the first card
(Colosseum) In one scene, you will get to a part where there is green gas coming from a tank that you will have to blow up. It will punch a hole in the side of someone's house. Now make your way through and jump to the other building. Before heading inside, peak to the right and you will see the red glowing object on the ledge. Use Terraspin to float over and grab it.
(Colosseum) While unlocking one of the locks of the large, double lock door, you will get to a room where there is nothing except a door leading to the next room which leads out of there. In the first room, there is a breakable wall opposite to the doorway to the next room
(Final Battle) After defeating a bunch of enemies, you will need to break a wall as Humungousaur. After this you will need to swing across as Spidermonkey. While swinging, swing and jump a little high to obtain the first card
(Final Battle) When you come out of a building there will be a small vent in the background. Move through the vent to find some people to be rescued. In this room, behind some boxes is the second card
(Final Battle) You will eventually come to a puzzle using 2 blocks and a rotating crane. Once you make it to the other side there is a save point. In that same room there is a wall safe hidden behind a crate. Smash the crate and melt the safe as NRG for the third card.