A deck that focuses on +1/+1 counters and creature synergy, such as a Golgari or Abzan counters deck in Magic: the Gathering, would greatly benefit from including Corpsejack Menace
While significantly more expensive than the best Clone variants, putting good clone targets into your graveyard is usually significantly cheaper than getting them onto the battlefield, and its far less likely to be stuck without targets
Slickshot Show-Off Slickshot Show-Off is a mainstay of spellslinger decks, being a sort of hasty, flying Kiln Fiend
The deck has chaos on the brain, giving us a multitude of ways to deal damage to our opponents so that we can Cascade into creatures and spells so that our army can swarm the board
The main drawback is that blue inherently has trouble dealing with resolved permanents
In fact, you might have been putting off this task because of just how long it takes