Even if you don't know anything about flavor or storyline (spike and vorthos can coexist, believe it or not!), it's clear Elesh is a beating against Infect
On top of that, if your life total dips below 10 or so, it starts to look even worse
Keep playing lands to continually create 2/2 creatures
Usually this is a traditional foil card with a borderless, Ninja, Samurai, Phyrexian, soft glow, or extended-art treatment, but occasionally you'll open a foil-etched rare or mythic rare, or even a neon ink foil
Each card is a mini piece of art and has a rarity (Common, Uncommon, Rare, etc
If youre looking to pick one up and missed out on the precon, grabbing a Scarab God a couple of weeks after release is likely a good idea