Clockwork Steed

• Set: Homelands
• Color: Artifact
• Cost: 4
• Type: Artifact Creature
• Power: 0
• Toughness : 3
• Rarity: U
• Text
  Clockwork Steed comes into play with four +1/+0 counters on it. Clockwork Steed can't be blocked by artifact creatures. Clockwork Steed can't have more than four +1/+0 counters on it. At end of combat, if Clockwork Steed attacked or blocked this turn, remove a +1/+0 counter from it. X, T Put X +1/+0 counters on Clockwork Steed. Play this ability only during your upkeep.