Black Rose Conservatory

When Black Rose Conservatory comes into play,
tap it and put the bottom three cards of your
library into your graveyard.
{t}: Add {c}
{1}{t}: Add {b}
{b}: Target player chooses: the lose 1 life or
put -1/-1 counter on a creature they control.
"One of the more beautiful plants, and one of the
most deadly. They grow where true love has died."
- Ezrith, druid of the Dark Hours.