Mesec, Servant of the Moon

You may pay {2}{w} at any time to flip Mesec. At the beginning of each upkeep, if Sunlight is in effect, sacrifice Mesec unless Eclipse is in effect.
Moonlight - If Moonlight is in effect, creatures
you control get -1/-1 and menace.
Eclipse - If Eclipse is in effect, creatures you control get -1/-1 and deathtouch.
"... and slave to Luna in the eve."