The exiling cards from your graveyard ability now gives this fella flying for the turn (side note, I do love the flavor of a lot of recent Frog cards in Magic being able to Leap for a turn of evasion)
Theyre set in motion. However, setting a scheme in motion usually causes a trigger to happen, which does use the stack, and can be interacted with Stifle effects
Is it a great backup plan
I'd go up to like 15 of these even
Creatures you control gain lifelink, indestructible, and protection from all colors until end of turn.
This 7-shuffle rule is a combination of a number of different misconceptions and misunderstandings: People cite this paper as the source, but that paper actually says that 8.55 shuffles (so 9 in practice, since you cant do half a shuffle) are required, not 7