If this Baby Pokémon is your Active Pokémon and your opponent tries to attack, your opponent flips a coin (before doing anything else required in order to use that attack). If tails, your opponent's turn ends without an attack.
Detaining Gas
As long as this Pokémon is your Active Pokémon, between turns, put 1 damage counter on each of your opponent's Basic Pokémon in play
Scattered Sludge
This attack does 20 damage to each of your opponent's Benched Pokémon with a damage counter on it. (Don't apply Weakness and Resistance for Benched Pokémon)