Apple-Hoarding Chihuahua

•Selfish Hoarder: When Apple-Hoarding Chihuahua enters the battlefield, create a Food token. (A Food token is an artifact with "2, Tap, Sacrifice this artifact: You gain 3 life.")
•Obsessive Appetite: As long as you control an artifact named "Food," Apple-Hoarding Chihuahua gets +2/+1 and has vigilance.