As the name suggests, Meek Attack is kind of like Sneak Attack, in that you can use it to cheat a creature into play
Note: There are other Pokmon card types out there
A mechanic that tells you to play a lot of monochrome permanents, while intrinsically interesting, is not extrinsically compelling in a format as high-powered as Legacy
The best card in Foundations Jumpstart has to go to Dionus, Elvish Archdruid (though Rev, Tithe Extractor and Scythecat Cub are strong contenders)
Heres the list we played: (31): 4 Archon of Emeria 3 A-Luminarch Aspirant 4 Skyclave Apparition 2 Elite Spellbinder 1 Brutal Cathar 1 Fleeting Spirit 4 Hopeful Initiate 4 Thalia, Guardian of Thraben 4 Inquisitor Captain 4 Sigardian Evangel (2): 2 The Wandering Emperor Spells (2): 2 Portable Hole (4): 1 Cave of the Frost Dragon 3 Eiganjo, Seat of the Empire 4 A-Faceless Haven 17 Snow-Covered Plains 2 Elite Spellbinder 1 Guardian of Faith 2 Portable Hole 2 Adeline, Resplendent Cathar 1 Brutal Cathar 3 Fleeting Spirit 2 Valorous Stance 1 Ao, the Dawn Sky 1 The Wandering Emperor You can find an Arena importable version here

So what tends to happen is that eager beavers will trade for a couple of pieces from some exciting new deck (generally right after they see it perform well on stream and the prices are at their highest) only to give up once they realize, holy mackerel, Vengevine is itself a $50 card and Leyline of the Void is up to $60 and you need a playset of Arid Mesa and wait, how much is Blackcleave Cliffs these days