Alphas

"Dean: An Alpha? Like- Samuel: Like all monsters come from somewhere, right? (...) First one, who spawned all the others."

- Samuel and Dean

Alphas stand as the fathers of their allotted species. sewer rats

well

As the

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Known Alphas

 * Alpha Vampire
 * Alpha Shapeshifter
 * Alpha Skinwalker
 * Alpha Werewolf
 * Alpha Djinn
 * Alpha Borderwalker
 * Alpha Wendigo
 * Alpha Ghoul
 * Alpha Wraith
 * Alpha Arachne

Appearances

 * Season 6
 * Two and a Half Men
 * Live Free or Twihard
 * Family Matters
 * All Dogs Go To Heaven
 * Caged Heat
 * Season 7
 * There Will Be Blood
 * Season 8
 * Bitten
 * Season 12
 * The Raid
 * Bobby Singer's Guide to Hunting
 * Supernatural: Coyote's Kiss

Trivia
Alpha
 * Through their mother Eve, the Alphas - as well as the descendants of each Alpha - are related to the Leviathans.