Elena gets counters from all of your Historic casts as well, so she can get big fast and wear Equipment very nicely indeed
Her 20/20 flying, indestructible body represents an instant win in many gameplay scenarios, forcing your opponents to use exile-based removal if they want to avoid being devoured in one bite
This time I lightly badgered my girlfriend into joining me, and it was fun to see her transform from begrudging viewer to a bigger fan than me, to the point where she's now grabbed us tickets to see an orchestral performance of the soundtrack
For example, superfriends decks get to activate their planeswalkers and bring them closer to ulting, a shrine deck gets those juicy upkeep triggers, and so on
All you have to do with Ghalta is find some way to get it into play as early as possible and suddenly your entire hand can be on the battlefield