For this strategy, Ninjas Blades is a way to discard any cards that we'll reanimate afterwards
1 Traditional foil borderless or extended-art main set card, mana foil card, traditional foil Japan Showcase card, traditional foil Special Guests card, or fracture foil Japan Showcase The breakdown is below: This can be 1 of the 43 borderless rares (34.5%) or 17 mythic rares (6.8%, including 5 borderless planeswalkers)
For example, if Tom Bombadil is returned to the battlefield by the final chapter ability of Elspeth Conquers Death, it will be on the battlefield in time to see that final chapter ability finish resolving and get removed from the stack, and thus Tom Bombadil's last ability will trigger
If casting spells is how you win the game, then the inverse must also be true, and denying your opponents the ability to cast anything can greatly increase your chances of victory
1Vine Trellis