Gravekeeper's Chief This card is a better revival than Loading
Another sneakier tactic would be to have ways to return the rat ninja to your hand to utilize its ninjutsu ability later in the game
Your deck's strategy, mana curve, combos, and interactions will help determine which artifacts to include, and whether any that facilitate card draw are helpful or necessary
Theres often games where this can deal more than 10 damage to some of your opponents
For the former, you can use Coastal Piracy to have tokens available for defence after each unblocked attack, any card drawn can be combined with Mystic Redaction, Sphinxs Tutelage or Psychic Corrosion, the Mystical Tutor and Solve the Equation help us find the right cards for any strategy, for example Time Warp, Pyromancers Goggles or Swarm Intelligence (matching the Commander)