You pay less to play this card from your graveyard.
Trigger
When you resolve sour second or subsequent chant spell this turn >>> Chant cards that were in your graveyard before this spell resolves gain
Remnant
until end of turn. You gain ": Put a card from your graveyard into your standby area face down." until end of turn. At the next end of turn >>> Expel each card in your graveyard not named "Under a Full Moon".
Flavour:
"That's a huge moon, but the night is still full of terrors." -Moonglow VIII