For saga purposes, its the second ability thats relevant for Xavier Sal, Infested Captain
The art on all of these is top-notch, and even if you dont recognized the scene/villain/game, collectors will
Of course, there are plenty of unfair infinite things you can do with the usual suspects, but dont forget about The Chain Veil which is also making its way into those same green devotion decks
If some of the targets, but not all, are illegal as the ability resolves, the illegal targets will be unaffected
Even decks that focus on big beat-stick monsters like Blue Eyes White Dragon will run enough level 4s to make rank 4 XYZ monsters
Time Spiral The traditional weakness of the draw-seven is that your opponents get the first crack at seven fresh cards with all their mana, while you invested some amount of your mana into Timetwister or whatever