D. the Immortal

({p/w} can be paid with either {w} or 2 life.)
Deathtouch, lifelink
As long as D. the immortal is on the battlefield, players must treat colorless
mana as Phyrexian mana instead. Each
time a player pays for Phyrexian mana
D. the Immortal gets a +1/+1 counter.