Elvish Ocean Child

{1}{u}, Reveal an Elf card from your hand: Target creature gets -X/-0 until end of turn, where X is the number of Elves you control.
Cycling {1}{u} ({1}{u}, Discard this card: Draw a
card.)
When you cycle Elvish Ocean Child, target creature gets -X/-0 until end of turn, where X is the number of Elves you control.