Horse meat is very stringy and veinous. It requires an extensive amount of preparation and cooking in order to be edible to the softer pallets.
Same goes for most birds of prey.
If you are entrepreneurial enough acquire ostrich, or llama meat.
Even raw, they taste delicious without the offense of breaking your molars.
As meats go, black bear after getting rid of its manginess, tastes overwhelmingly satisfying and gives you the best satisfaction of eating another predator/omnivore.