But some effects can exile another card, and then turn that exiled card into a plotted card: Jace Reawakened or Lilah, Undefeated Slickshot, for example
Can Abilities of Shrouded Creatures be Targeted
Sylvan Safekeeper You need some synergies to want Sylvan Safekeeper, but it shines in decks that want lands in the graveyard
The first, and I think the best option, is to simply take your opponents by surprise and give them as little opportunity to respond to your threat as possible
Casting a plot card from exile is an alternative cost (casting without paying its mana cost)
Mount Doom, a red-black land that hurts you when it makes mana, can also hurt your opponents and act as a board wipe if you sacrifice it and a legendary artifact (like The Ring)