You just cant afford to lose 2 points
The artifact creature is a side-gradegood for cards like Urza, Chief Artificer, bad for crazy turns chaining Basalt Monoliths and other mana rocks
Needless to say, every Magic player will need to own a playset of this amazing common
If you control no monsters, or all monsters you control are Machine monsters you can activate these effects: You can Special Summon this card from your hand, then you can reveal 1 Machine monster in your hand, and if you do, Special Summon the revealed Machine monster from your hand, also its Level becomes 9, until the end of this turn
With Myrel in play, you never need to worry about instant speed removal or even your opponent crewing a vehicle to block
It's on the bubble as a card that might get cut if I were trying to build a higher-powered deck, but I love the randomness of cascade and the very real possibility that Laelia could get a half dozen +1/+1 counters or more from casting Throes