The reduced hand size doesnt matter much, but you are drawing the cards and not just placing them in your hand, which has positives and negatives, especially against Orcish Bowmasters
The Primaris Eliminator is a great card
There are Retro Frames, Mini Retro Frames, Sketch Cards, Retro Frame Fetch Lands, Borderless Cards, Extended-Art Rares and, of course, normal cards and foils
Boreal Druid / Avacyn's Pilgrim / Elves of Deep Shadow 8 Not tapping for green does reduce the value of these one drop ramp options but they are still usually a fine fill in for being light on ramp or on one drops
Springheart Nantuko, for example, can become an aura, or be the creature onto which you enchant other auras