R/B speed kills

[TaLoN]

Here's my type 2 R/B speed kills deck
Land
8 swamp
8 mountain
3 urborg volcano
1 rath's edge
Spells
1CC
2 Kris mage
4 Thunderscape apprentice
3 shock
3 seal o fire
2CC
2 rage weaver
2 hate weaver
4 shivan zombie
3 scorching lava
3 tribal flames
2 Do or die
3CC
4 vicious kavu
2 pyre zombie
3 seal o doom
4CC
3 smoldering tar
My one question is
Can this do any good in current type 2? any improvements? well i guess thats 2 questions

 

[Cateran Emperor]

Land
8 Swamp
9 Mountain
4 Sulfurous Springs
Spells
1CC
3 Vendetta
4 Shock
4 Seal O' Fire
2CC
4 Hate Weaver
4 Shivan Zombie
4 Scorching Lava
3CC
4 Vicious Kavu
4 Urza's Rage
2 Rhystic Lightning
4CC
2 Lightning Blast
4 Unmask

I had compiled a bunch of reasons, but I was rather rudely disconnected by evil evil AOL 6.0 once again(sigh). So ask if you want them. Sorry