Its not the most powerful thing to be doing, but a nice secondary option
To make a long story short, the two denied their feelings for each other for a while
Recurring Nightmare and Survival of the Fittest This Standard-era deck worked powerfully by using Survival of the Fittest on the 2nd turn to start trading creatures for perfect fits, filling up the graveyard
This allows you to steal creatures from your opponents graveyard, and is an entertaining win condition that you dont often see in Standard
Heres an example of a trusty WU deck I used to play in Standard with some lessons added
Sliver decks are based around each card granting incremental bonuses or individual keywords until you have an army of creatures with haste, +1/+1, vigilance, poisonous, trample, reach, and more