Lucky New Year is a Weiß Schwarz card from Love Live! DX Vol.2 LL/EN-W02-E030. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
Reveal the top card of your deck. If that card is a character with "Nozomi(希)" in its card name, choose one of your opponent's characters, and that character gets -6000 power until end of turn.