That makes cards like Institute Of Technology such a threat, as they enable passive lore accrual with ease
Zetalpa, Primal Dawn has a full five keywords, most importantly indestructible, to give your eight mana investment protection and plenty of power
Now, I wouldnt recommend building a cEDH list with this card at the helm simply because its Grand Abolisher in the zone, but being legendary has some quirks outside of just the potential for being a commander
But remember that it is best to add cards that are similar in effects
The Mirage Plains Cycle, by Tom Wnerstrand 4
A 2/2 that costs two mana (one colorless and one green-blue hybrid mana), she gives each other creature you control hexproof from its colors