The Ruin Sea

{t}, Tap an untapped creature you control and
put a -1/-1 counter on it: Add one mana of any
color.
{t}, Remove a -1/-1 counter from a creature
you control: Draw a card, then discard a card.
{t}, Sacrifice The Ruin Sea: Add {c}. Target
basic land becomes a copy of The Ruin Sea.