Removal aside, white also gets some very tasty creatures in Foundations
Its also a great trick with creatures that want to take damage like Brash Taunter
With eight possible evolutions, it would only be fair for players to have at least a few Eevee cards to evolve from
Creatures (32) 4 Burning-Tree Emissary 4 Experiment One 3 Ghor-Clan Rampager 3 Gyre Sage 4 Elvish Mystic 4 Kalonian Tusker 2 Kalonian Hydra 4 Polukranos, World Eater 4 Reverent Hunter Planeswalkers (6) Lands (22) Sideboard Turn 1: Experiment One
I want a spread of effects as well where possible
You have two options: You could follow the traditional rules, and just double the Archenemys life total while the other three players share a combined life total, or use the Duskmourn rules, where the Archenemy starts with 60 life and the opposing team shares a single pool of 60 life