Not only do you have a League Card, but so too does every trainer in-game, from gym leaders to general trains and even your dear friend Hop
The granted abilities effectively use "this permanent" rather than "[that card's name]," so you treat the abilities as though they were printed on the creature that gained the ability
If your double-faced commander is on its back side and gets blinked, it comes back on the front face, because it forgets its transformed status
However, as a triple strength [toolrips]Regrowth effect, it will surely see play in other decks to make combos happen
True to its name, this card really wants to keep everyone alive
While I'm sure there will be plenty of naysayers because the tribe doesn't have a ton of support in Magic 's history (especially considering one of the handful of rare Horses in Magic is Akroan Horse, which Donates itself to the opponent when it enters the battlefield), it's technically possible to build horse tribal