Clockwork Steed
Masters Edition II — uncommon
Artifact Creature — Horse
Clockwork Steed rulings:
2008-10-01: When Clockwork Steed’s last ability resolves, you can choose to put fewer than X +1/+0 counters on it.
2008-10-01: If Clockwork Steed has four or fewer +1/+0 counters on it when its last ability resolves, it can wind up with a maximum of four such counters on it. If it has four or more +1/+0 counters on it, the ability will have no effect.
2004-10-04: Loses a counter even if it is affected by a Fog-like effect which prevents it from dealing damage.
2004-10-04: Can attack or block even if it has no counters.