After that decks dominance at Pro Tour Final Fantasy prompted bans to Cutter and Monstrous Rage, players almost immediately turned towards the new hotness: Izzet Cauldron
The whole plot involving Old Toby, and the discovery of trade between Saruman and the Shire, always caught my attention
What takes the Midgar Mercenary to the next level is his second ability, which can double the effectiveness of any equipment attached to him for incredible results
Its red, and has tromple, persists once, and flies because its a dragon
This Spider token by Sam Rowan for Theros Beyond Death is just nasty
Applying that effort gives you a very reasonable planeswalker that fuels your self-mill game plan and provides a convincing finisher to reward you for all that work