Imagine combining a powerful Psychic attack from Mewtwo with a fire blast from a benched Charizard GX for a knockout punch
(4/26/2014) Any enters-the-battlefield abilities of the copied creature will trigger when the token enters the battlefield
In some cases, you can use Sinkhole to destroy a site, set your opponent back, and if your opponent isnt careful with where they cast their minions, you can follow up with Cave-In , Stormy Seas , or Earthquake to remove multiple cards from the realm devastating your opponents board while setting them further behind in board presence
Also, there is no problem with Springans Ship - Exblowrer, which can interfere with the opponent's field, but even if this card, whose role is mostly concentrated in (1), returns to the field, the advantage is diluted