Risky Ruins (Mega Brave 063/063)
0

Whenever either player puts a Basic non-Darkness Pokémon onto their Bench during their turn, put 2 damage counters on that Pokémon.

Card rule

You may play only 1 Stadium card during your turn. Put it next to the Active Spot, and discard it if another Stadium comes into play. A Stadium with the same name can't be played.