For those unfamiliar, the term aggro is short for aggressive, and in this case, refers to a strategy that seeks to put lots of low-cost cards into play and gain enough of an advantage to win before the opponent can stabilize
Seriously, Just Give Us Card Draw While ramp is a problem that WOTC identified and seeks to address
Das Aktive Pokmon deines Gegners ist jetzt verwirrt
Awarded to the first-place winners of the earliest official Pokmon tournaments
For individual cards and older booster packs and boxes, you will just have to gain a lot of experience and learn the nuances of real Pokemon products and then make educated purchases, ideally with a means of recourse if it turns out you were scammed (some kind of buyer protection program, etc)
Saga progression: spells grant trample to your creatures, enhancing combat damage for a turn