Once you start sacrificing those tokens, or if you have an engine to keep sacrificing, you can start milling your opponent two cards anytime you sacrifice something at level 2
Dont just rip the images off a search engine
For that, there are a few cards that are obvious inclusions, and a few that might be surprising
For ramp I actually would avoid most of the traditional mana rocks outside of Sol Ring, Arcane Signet, Fellwar Stone
Often you want to use your Fetchlands to fetch a tapped shockland when you dont need to use the mana, fetch basics early to play around Blood Moon, or crack a fetchland simply to thin your deck/re-arrange your library to increase your chances of drawing a nonland spell
Nonserialized Mox Jasper cards found in Tarkir: Dragonstorm are mechanically identical to their serialized variants