This is my current build of my "Oops All Buk Rares Cube", renamed to "Bulk Bombs".
Azorius ETBs
Mixture of blink, return-to-hand, evasion and control with options in the sky. Dimir Surveil Control
Recur tools and threats from the graveyard, or expend them for a few Delve payoffs. Find a couple of self-mill win cons if you are lucky. Rakdos Attacking Matters
Putting every incentive to attack your opponent to the test. Low curve, Menace, Equipment etc. Oracled 'Cleave included. Gruul Non-Human Counters
Play burly creatures, make 'em bigger, give 'em trample. Selesnya Mid-Range Tokens
Diverse tokens and the Populate mechanic. Orzhov Lifedrain
Less creature-type tribal, more mechanic-tribal Golgari Graveyard Matters
Re-buy your best creatures from the bin. Simic Elemental and Land Ramp
Build your landbase using ramp and then send your lands to attack. Izzet Spells Matter
Flexible between Prowess Aggro or Mid-Range Tempo, using a combination of common Izzet themes and mechanics. Boros Control wr