This ability costs less to activate if it targets two creatures you control
You want to attack with Squall alone, then use its damage trigger to recur two permanents (or the same permanent twice, if you can sacrifice it between triggers)
Because you get to choose who gets to draw with you, you can make a short-term alliance with one player, protecting you for a few turns or forcing another player to spend a coveted counterspell to put a stop to it
Theyre so rare its not guaranteed youll pull one from a whole booster box of 288 cards
Once your speed is 4, you've achieved "max speed," and your speed can't go any higher
Kain is a good early play that can guarantee you the top-ups you need, and you can do some dastardly things with him, like building him tall and strapping a Vampiric Link to him to ensure you gain life off of anyone attacking with him