But it also generates a Lander token every time it taps (you pay two mana to sacrifice a Lander to then put a land card from your deck on the battlefield)
It can do work in a proliferate deck where you can cast and activate it on the next turn, and getting all creatures from all 'yards is usually the ball game
You could always Rite of Replication on Nyxbloom Ancient to see how much mana you can make in a single game
Attacking with any creatures will cause Razorkin Hordecaller's last ability to trigger
If you don't like LOTR, that's fine too, they are just enjoyable to play regardless
Lurrus of the Dream-Den What could top the list but the most banned companion, unplayable in Modern, Legacy, and Pioneer, and one of Magic's best creatures