Karmic Guide, Mulldrifter, Elvish Mystic, just to cite a few
Avatar: The Last Airbender takes this concept even further by reflecting Avatar Aangs lessons along the way to learn all the elemental bending skills, and the set bumps the power level up a notch
If youre just starting, a recent, well-reviewed precon is a great launchpad
For example, I recently built a version of Aang, at the Crossroads, where the entire game plan was to resolve it and then copy it repeatedly to keep retriggering its ETB ability
Battle your way back from the underworld with legendary gods and destined heroes
Its a big list, no doubt, and Im sure Ive not included half as many cards as I should have