It provides color fixing in typal decks, and it counts as the creature you care about, even when it isnt animated
In any event, I'm focusing in on the last block of text on Cyclonus, the Saboteur: Whenever Cyclonus deals combat damage to a player, it Connives
There are a few decks that actual turn this rule into an exploitable advantage, using it as a free discard outlet to pitch giant creature cards to Reanimate next turn or a Dredge card such as Golgari Grave-Troll for subsequent self-milling, but in what I would call fair decks, this maximum hand size rule is not nice, especially when you are mana-screwed
The Geralfs Messenger variant from Finally
Deaths Shadow first started seeing play a few years ago in a very different type of deck in Modern, called Suicide Zoo
Colossal Dreadmaw survives as a meme despite Wizards making a couple of cards that are clear nods to it, but if Wizards makes two more elk cards, we think they'll officially be flogging a dead horse (I realize I'm risking confusion here, introducing a second four-legged animal to the paragraph)