Silhana Ledgewalker is a common Creature — Elf Rogue card from Guildpact (GPT), collector number 94. Current market price: $0.20 (foil $1.53), TCGplayer market prices via Scryfall.
Hexproof (This creature can't be the target of spells or abilities your opponents control.) This creature can't be blocked except by creatures with flying.