Theres probably not enough data to prove that conclusively, but I think the comparison between current Martyr builds and stock Jeskai Control is much closer than most people would think
That means the Final Fantasy cards will no longer be legal to play in Standard in a few years, but that doesnt make them suddenly unusable altogether: youll be able to play them in other formats too, like Commander (more on that later), or in other non-rotating formats like Modern and Pioneer (which are more similar to Standard, but without the rotating pool of legal cards)
All non Lightning Bolt burn is god awful compared to the mighty Bolt and we pack a lot of burn in the cube
Now without further ado, let's look at some preview cards
Be careful not to lose too many of your own tokens, though you can always filter your Treasure mana into this spell to make good use of them
In draft and deckbuilding, cards with low risk can make more volatile cards less playable: Shock can be cast any time its owner has priority, but Prey Upon isnt guaranteed to have two legal targets, so a win-motivated drafter choosing between the two will tend to prioritize Shock