There is a case to be made for Tishanas Tidebinder, especially since it fits better into the main game plan of flash-control
In cEDH, creatures are smaller and less expendable than in typical Commander, meaning theres effectively zero chance, even going last, that a Yuriko pilot will ever run into three viable blockers on turn two
For this one, it gains the activated ability, so you can sac it whenever you want
Archetypes: Zombies, Tokens, Reanimator, Midrange, Madness, Graveyard Synergies: Gravecrawler, Intangible Virtues, Gutterbones Special Notes: N/A Alternative: Pack Rat Introduction Cryptbreaker is a card I do not hear a ton about from any sub community of Magic
all Level 5 or higher Machine monsters you control become that Level