Gloomgate Chasm

Gloomgate Chasm enters tapped unless you control a Sin.

{t}: Add {g} or {u}.

Cycling {2}{g/u} ({2}{g/u}, Discard this card: Draw a card.)

When you cycle Gloomgate Chasm, create an X/X green
and blue Elemental creature token, where X is the number
of Sins you control.

Pay 2 life, sacrifice a Sin: Put Gloomgate Chasm from your
graveyard on top of your library.