Mindless Automaton is a special Artifact Creature — Construct card from Time Spiral Timeshifted (TSB), collector number 111. Current market price: $0.33 (foil $12.43), 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.