That's why it's better in a 40-life format like Commander, rather than 20 life
Temur Spells: First and foremost, add some ways to make sure that Kalamax, the Stormsire can always be tapped, even if you don't have any good attacks, with vehicles like Smuggler's Copter and equipment like Whispersilk Cloak being some of the easiest options
Cycling is an awesome mechanic, but as a workhouse mechanic in a deeply mined design vein, its harder for it to wow players or sell a set
I organize this list by using Excel columns with the following headings: Removal Disruption Card Advantage Win Conditions Mana Fixing Miscellaneous These categories help you when youre ready to crunch the numbers and break down how many of each card type you need to accomplish your goal
Situationally more powerful than Fling, I dont think its quite there, myself