Throne of the New Overgrowth

{t}: add either {u}, {b}, or {r} to your mana pool.
{t}, sacrifice Throne of the New Overgrowth:
search your library for a Snake creature card,
put it in your hand, then shuffle your library.
{u}{u}{b}{b}{r}{r}, {t}, sacrifice Throne of the New
Overgrowth: if you control at least five Snake
creatures and a creature named Nashne,
Overgrowth Queen, you win the game.