Geier Reach SanitariumGeier Reach Sanitarium can filters the hand, while Phyrexia's CorePhyrexia's Core gives us a sacrifice outlet for any artifacts we want in the yard
As a toolbox deck, it can fetch the cards it needs in a wide variety of ways, so it always feels like the other player has a combo to use
We dont have an errata to phasing here, though
The characters who have facial expressions (namely Ash Blossom, Sangan, Linkuriboh, Ghostrick Lantern) swap 3d mesh faces at runtime
Its a little more difficult to get off, requiring that you actually connect with a creature to trigger its effects
It's also worth noting that a set like Assassin's Creed is much smaller than the average set, so boxes are bound to have way more repeat cards than you'd usually find in a normal booster box