A scientific breakthrough is found.
By mixing a few glitches and mods i made a way to play as maxis cells.
Revamped Cell Editor mod by fungus3.
STEP 1 (The start):
First off, to begin, you must edit your own cell. Then open sporepedia, and doubleclick a maxis cell you wanna play as.
Do a little change in the name and save your cell.
STEP 2 (Haxxoring It Up):
You need cheat engine or tsearch for this!
Second step, you need to click on a new star to play. Select your desired stage by it's code number
0-Cell, 1-Creature, 2-Tribe, (3 is unused), 4-Civ, 5-Space.
Select cell stage, do a search for 0, Select creature, do a search for 1 and all that. Ok? Ok.
Kinda like in here: https://youtu.be/urE2Fu04wpk?t=2m45s
THEN, GODLY THINGS HAPPEN.
STEP 3 (Oh spode yes):
Now you have a cell ready to select. What cell was that? It was a maxis cell!
Select it and play.
Here is a result: