Ticking Gnomes is a uncommon Artifact Creature — Gnome card from World Championship Decks 1999 (WC99), collector number js136b. Current market price: $0.25, TCGplayer market prices via Scryfall.
Echo {3} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) Sacrifice this creature: It deals 1 damage to any target.