Jigglypuff and Wigglytuff ex Jigglypuff: Start with Jigglypuff (Promo-A version), whose Sing attack puts the opponents Active Pokmon to sleep for a single Colorless Energy
Here's one example: If your opponent is planning to kill you with creatures, Path to Exile is going to be a good card to have basically always
C'mon, Wizards , you didn't think us Commander players would want that from our first legendary Bear
And speaking of going wide and drawing tons of cards, Mistway Spy makes each of your creatures investigate when they finally smack your opponent, which lets you rest easy in a wonderful position where you can hold mana up to either flip morphs or draw cards
Psychic Frog decks began to gain traction right after the Pro Tour MH3, but with the printing of Abhorrent Oculus, the deck became a serious contender in the format