your opponent cannot activate any card effects in their GY this turn
It also has an attack Psychic, which can deal a base damage of 60, which can further increase by 20 times the number of energy cards that are attached with the Active Pokmon of the opponent, making its maximum damage potential close to 120, which is brilliant for a two-hit-knock-out scenario
, : Put a bounty counter on target creature
They have a lower drop rate in boosters and are usually worth a decent amount of money when sold to collectors
They'll be included for the sake of completion, but I wouldn't take them as any sort of precedent
Both types of cards target your own creatures to give them some kind of boost, usually ones that make them better for combat, which also lets you trigger their valiant abilities