Vampiric Estate

Vampiric Estate enters the battlefield tapped.
{t}: Add {b} or {r} to your mana pool.
{b}{r}, {t}: Put a +1/+1 counter on target creature. If that creature is a Vampire, it also gains Skulk until end of turn.
Delirium - If there are four or more card types among cards in your graveyard, Vampire creatures you control have Lifelink.