Taenet, Keeper of the Lotus

Deathtouch, swampwalk
At the beginning of combat on your turn, create
a 0/2 black Plant creature token named Lotus Returned that has "{t}: Add {b}."
Whenever you tap a nonland permanent for
mana, target player gets a poison counter.
"Kneel before the Black Lotus or perish to the hands
of Phyrexia."