If you have blocked your opponents creature that has First strike and it did not defeat your creature, then your creature will apply damage to it in the next combat step
Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.) Whenever a nontoken creature you control dies, if it had counters on it, create X tapped 2/1 white and black Inkling creature tokens with flying, where X is the number of counters it had on it
There will almost certainly be more Shiny Charizards in this set, including a special illustration rare, a full-art ultra rare, and possibly even a gold hyper rare, so Charizard hunters have plenty to look forward to
The Levels of both monsters become their combined original Levels
The back is also worth noting, as it seems that at the time, there was no proper Pokmon card back just yet