For the second line of text, look out, the permanent pump and group slug action are already really solid effects that give your games inertia (as in lead to you winning or at least making an impact)
destroy that target, and if you do, draw 1 card
Wonder Balloons is a continuous spell where once per turn you can activate its effect to send any number of cards from your hand to the graveyard, and then place a counter on this card for each one you sent
That's all to say that more of these 77 chocobos will be revealed in the coming weeks, with wildly expensive sales prices
During the End Phase, if this card is in the GY because it was sent there this turn, and your opponent controls more monsters than you do: You can target 1 "Dinowrestler" monster in your GY, except "Dinowrestler Systegosaur"