Since silver-border cards arent legal in sanctioned play, they work best in casual Cubes or Rule-0d Commander games, and Ill rank them as such, with an eye towards fun and intrigue over raw power
By discarding 1 card, you get to add 2 Fire Energy cards to the hand
Aang, at the Crossroads // Aang, Destined Savior This double-sided version of Aang allows you to bring an extra creature onto the battlefield if it's at the top of your library, then turns your lands into 2/2 creatures with haste once he flips
Being able to use it over and over again will ensure victory
More importantly, you can sacrifice the land to bring back a Bat, Lizard, Rat, or Squirrel card from your graveyard to your hand, which is a solid utility land in Standard and Commander
Buying a box of 12 packs, the math says youre getting about two mythics in each slot