That's already a one-sided board wipe if your deck is light on creatures or built to go wide and recover quickly
If you've got a character with a high singer number, using this could let you play multiple high-cost cards in one turn
At least in Commander he'll be restricted by only playing one of each of those lands, but you can also rely on getting Jodah out on turn four and keeping him out, so I suspect it's a wash, basically
Acererak the Archlich Acererak the Archlich is one of the most famous end-bosses in all of the D&D lore
Its also cool that unlike Champion(s) of the Parish/Perished, the Colossus doesnt mind if you draw it later on in the game after casting your other Zombies
+10/+10 is a huge benefit, and with double strike, its usually a win