Mindless Automaton is a rare Artifact Creature — Construct card from Exodus (EXO), collector number 135. Current market price: $0.48, TCGplayer market prices via Scryfall.
This creature enters with two +1/+1 counters on it. {1}, Discard a card: Put a +1/+1 counter on this creature. Remove two +1/+1 counters from this creature: Draw a card.