Personal Decoy - Symbol (CMB1) from Mystery Booster Playtest Cards 2019, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Alison Lührs
• Card Text:
  CARDNAME enters the battlefield with a number of loyalty counters on it equal to your life total. If it would leave the battlefield, exile it instead of putting it anywhere else. You can’t be attacked.
  +1: You gain 1 life.
  -4: Draw a card.