Mercenary Tao, Overflowing Confidence (EB1-29) - Battle Evolution Booster

[Auto] G, place this card in its owner's Drop Area : When this card deals damage to your opponent by attacking, play up to 1 green "Mercenary Tao" card with an energy cost of 4 from your deck with its skills negated for the turn, then shuffle your deck.
[Activate:Main] G, if you have a green "World Tournament" card in play : Play this card from your hand, then choose up to 1 of you or your opponent's Battle Cards with an energy cost of 1 or less and KO it. You can't activate the [Activate:Main] skill on copies of this card for the turn.