Tapping a creature when he attacks is good, and getting bigger with each artifact you play can be nice, but with no evasion and no protection he's likely to just get removed before you have a chance to do anything
Go, then, the angel spat at Serra, and leave this world to those who truly care. Illustrated by Andrew Robinson Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Not Legal Brawl Not Legal Legacy Legal Comp
Roscinante sweet spot: your leader ability prevents the opponent from killing your Sugar or Baby5 Tutor
Even in a "bad" use case, if a player has three to five creatures in play, they can give each of them trample, vigilance, and a +1/+1 counter to push damage through
Despite both printings being shadowless, usually only the 2nd printing is referred to as shadowless, as it is easier to differentiate the 1st printing by its Edition 1 logo