mtg myr cards Darksteel Rare Matrix #132 Put a 1/1 colorless Myr artifact creature token onto the battlefield. 50 Card Myr Collection Lot

You need to be careful with your triggers on this one, as you want to make sure that the Cactuars 10,000 Needles resolves before the Mage Slayers does, otherwise, youre just dealing one measly point of damage

1 Ruinous Ultimatum

You pay 6 mana total for 5 damage, and you might also get a Treasure

These let you save up draws for turns where you need your second card, and piling up enough of them makes it easier to trigger your draw-2 effects on opponents' turns

Within Range While Within Range was printed to support mobilize cards, any aggressive Commander deck should be interested in this: Anything to push a little extra damage