Five mana isnt a great rate for one counter on everything (I mean, thats what Cathars Crusade costs and you never need to pay anything beyond that for way more counters), but go-wide payoffs are limited outside of green, and if youre furiously flickering enough that you have an army of tokens, it wont take much for those tokens to become a real threat
Thoughtful representation of Dark Souls characters, equipment and spells with corresponding mtg cards
The Accomplice actually costs one less to get rolling, is more fragile as a creature than an enchantment, but should still be able to get off an activation assuming you have four mana available the turn you cast it
Invigorating Hot Spring is an incredible enchantment and gives similar enchantments like Rhythm of the Wild a run for its money
You even get to ramp with each successful attack of an Incubator token, snowballing your transformation mana sink even further