Some examples include Hamza, Guardian of Arashin, Lulu, Loyal Hollyphant, Quintorius, Loremaster, Quintorius, Field Historian, Malcator, Purity Overseer, and Losheel, Clockwork Scholar
No, because the card should read, "Any one creature gets +2/+2 and gains horsemanship until end of turn." At the release of the set, this card said that the bonus was permanent, but the FAQ stated that it was, in fact, just another end of turn sorcery
This can make staying up to date with every Pokemon TCG release a little confusing at first
Ravnica sets are some of the post popular Magic sets ever made, and so you're playing at a wonderful time
These were weighted using Sheridan's formula to generate the tierings you see below