Citavi, Ancient

Flying, hexrpoof, indestructible
Citavi, Ancient costs {w}{w} less to cast if you have
30 or more life, {u}{u} less to cast if you have seven
or more cards in hand, and {g}{g} less to cast if
control a creature with power 4 or greater.
Citavi costs {1} less to cast for each token you
control.
Other creatures you control are 1/1 white clerics
with "{t}: You gain 1 life" with no other colors,
types, or abilities.