Meathook Massacre II It kills creatures, but Meathook Massacre II adds a nasty tax to it: Do your opponents want to lose 3 life or give you a fresh threat
In this case, Blue seems to be the next logical choice, due to the amount of cards that support it, but Black is a close second place here as well
Slithermuse This 3/3 elemental has an amazing draw ability for a Commander or Team game like 2 Headed Giant
The staples here are 0- or 1-mana artifacts like Mox Diamond, Chrome Mox, Lotus Petal, and of course Sol Ring
Just as a recap, the last couple sets have had very definitive themes to them that have caused a lot of online conversation to crop up around them
Every new set means a new Top 20 list, and this is now the sixth set that Ive written one for