Most disciplined collectors run 60% sealed / 40% singles
Here are my personal Top 10 Goblin creature cards: Goblins can't do what elves do to repeatedly generate massive amounts of mana, but they can sacrifice their lives for the greater good thanks to Skirk Prospector
When it comes to brands, Ultimate Guard Katana and Dragon Shield Matte are top-tier choices
Belakor, the Dark Master Mana Value: 3UBR Type: Legendary Creature - Demon Noble Keyword: Flying Rarity: Mythic Rare Stats: 6 power, 5 toughness First Ability: Prince of Chaos - When Belakor, the Dark Master enters the battlefield, you draw X cards and you lose X life, where X is the number of Demons you control
Greasefang, Okiba Boss Heres the odd entry on a mostly Commander-focused list going to Pioneer mega-hit, Greasefang, Okiba Boss