
It feels like this should've just been a prepared creature.

This feels reasonably paper-ready, but I feel like an infinitely recastable uncounterable 7/7 for


if you manage to self-mill enough is a
tad excessive.

This feels incredibly reasonable compared to
Urza's Saga.
If you're willing to just steal a card from villain and stick it into your discard pile, this is reasonably paper-ready.