Put 4.5 oz of marshmallows and 1 Tbs + 1 tsp of butter into a bowl. Put it in the microwave on 10 second increments until the butter melts.
10 oz Marshmallows, 3 Tbs Butter
Mix in 2 and 3/4 Cups of cereal. Set it aside.
6 Cups Rice Krispies Cereal
Make the Red Mixture
Repeat the process with 4 oz of marshmallows and 1.25 Tbs of butter into a bowl. Add red food coloring to the mixture (I like the gel kind).
Red Food Coloring
Mix in 2.5 Cups of cereal. Set aside.
Make the Black Mixture
Repeat the process with 1.5 oz of marshmallows and 1/2 Tbs of butter. Add black food coloring to the mixture (I like the gel type).
Black Food Coloring
Mix in ~1 cup of cereal. Set aside.
Shape the Pokemon Rice Krispie Treats
Spray the mold halves with cooking spray. Fill one half with the plain mixture and the other with the red mixture.This is the mold you can use.
Cooking Spray
Cover one side with a layer of the black mixture. Press your finger in to make make a small indent. On the other, add a small amount of the black mixture in one spot on the edge. And again, use your finger to make a small indent.
Add a small amount of the plain mixture into the indent on both sides.
Line up the two halves and gently squeeze the mold together.
Carefully remove the pokeball rice krispie treat and let it completely cool.