Players can only place one card into their inkwell once per turn, so any ability that allows more ink to be accumulated, especially early in the game, is very useful
Nothing in the photocopy can leave the photocopy
I tried to get a more or less even spread throughout Magic s history and unfortunately that means some cards had to fall by the wayside, like Cranial Plating and Basilisk Collar
The Saint of Dusk is templated to be tough to remove in Commander, requiring board wipes or sorcery removal, or creature EtBs
First was this: These cards use the +1/+1 counter as a means to permanently grow something else (and to be fair only Weaponsmith did this out right, Transmogrant kind of hinted at it without directly naming the +1/+1 counterthis would later be fixed in Oracle)
The card is playable on both sides in Standard and Commander, but less so in Limited