隠れ潜む自動機械 (Lurking Automaton) (ja)
Artifact Creature - Construct
(CMC 5)
Reveal Lurking Automaton as you draft it and note how many cards you've drafted this draft round, including Lurking Automaton.
Lurking Automaton enters the battlefield with X +1/+1 counters on it, where X is the highest number you noted for cards named Lurking Automaton.