The included manual guides you through your first game or go online for an interactive tutorial
It doesnt even have to be your creature either
At first glance, the effective mana cost of this effect is 3 mana (2 mana to activate, and 1 opportunity cost mana from having to tap itself) but upon closer inspection, since it finds you an untapped basic land which you can then tap for mana, you effectively get refunded one of the mana, and the actual effective mana cost of this effect is 2, which puts it on-par with Tectonic Edges mana efficiency
The whole sheet is very art-forward, so the cards are less thematically cohesive and more just a pile of reprints that made sense with the Spider-Man art they wanted to use
The good news is that most Pokmon cards will not be counterfeits, especially if theyre just worth 10s of dollars
My last article was about Prowess decks, so I am of course excited for Slickshot