Lys Alana Informant is a common Creature — Elf Scout card from Lorwyn Eclipsed (ECL), collector number 181. Current market price: $0.10 (foil $0.16), TCGplayer market prices via Scryfall.
When this creature enters or dies, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)