Like most Magic: The Gathering cards, the value of Relentless Rats depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Secret Lair Drop)
The tokens technically have myriad themselves, but since they never declared an attack, that ability stays dormant
Jalapeno : Just a small amount of heat, but something that lots of people can take without too much trouble
A few practical guidelines: Buy sealed products exclusively from official retailers (Pokmon Center, Target, Walmart, Gamenerdz) or authorized hobby shops
Important Alpha Misprints Alpha has been riddled with many different mistakes during production and printing
Loxi: I don't particularly like Stun on this scale in Commander, but again this is a really nice limited hitter