Creature - Human Artificer | Power/Toughness: 2 / 2 (CMC 3)
When Arbalest Engineers enters the battlefield, choose one --
• Arbalest Engineers deals 1 damage to any target.
• Put a +1/+1 counter on target creature. It gains trample and haste until end of turn.
• Create a tapped Powerstone token. (It's an artifact with ": Add . This mana can't be spent to cast a nonartifact spell.")