If this were an Instant so you could play it in response to a removal spell or sweeper, that would be a different story, but this is a sorcery that requires sacrificing the creature as part of the cost, so youre especially screwed if your opponent happens to counter it
Many people have these in their binders, just through course of collecting, and they were amazed to find they could get turn their Full Art page into several hundred dollars instantly (and did so!)
Goldmeadow Lookout Im kind of cheating with Goldmeadow Lookout since it cant tap creatures, but the tokens it produces do, and theyre a fantastic rate for tappers
Limited: Playing against Clarion Conqueror is an absolute nightmare in any Limited event
It can only draw you a card on each end step, but in the right deck you can make it happen on your opponents' turns too