Sometimes, as part of promotional activities, other trains and even planes will be decorated with Pokmon
As long as Brotherhood Vertibird is on the battlefield (and still an artifact), that ability will count Brotherhood Vertibird itself
From LOTR-TCG Wiki Grima, Wormtongue (4R154) is a Isengard Minion from the The Two Towers set
Normally, if a knight were decorated, that would mean he has received much recognition and awards for his role in the military
For X and two Black mana, you get a sorcery that makes each opponent lose X life, and you then gain life equal to the amount lost because of the card
There are lots of great preconstructed Commander decks out there already that are fun and a good way to learn the Commander format, and you can get many of them for under 40