Forum:Good/bad decision?

I won the locals this past saturday running my tried and true glad beast deck. Ive never been to regionals but plan on going soon so im trying to get prepared. However there are a few cards im tempted to try out but do not wish to order unless theres a good chance itll work out the way i hope. Just tell me what you think about each choice. Also ive been second guessing my side deck, any suggestions on that would be awesome too.

Monsters:

E. Hero Stratos

E. Hero Prisma

Thunder King Rai Oh

G.B. Hoplomus

G.B. Retiari

G.B. Bestiari

G.B. Murmillo

G.B. Samnite X2

G.B. Darius X2

G.B. Laquari X2

Test Tiger X3

G.B. Equeste X2

Spells:

Dark Hole

Monster Reborn

Gladiator Proving Ground X2

Mystical Space Typhoon X2

Book of Moon X2

Shrink X3

Traps:

Bottomless Trap Hole X2

Dimensional Prison X2

G.B. War Chariot X2

Wabaku X2

Solemn Judgement

Torrential Tribute

Mirror Force

Extra Deck:

3 Gyzarus

3 Heraklinos

1 Chimeratch Fortress Dragon

Side Deck:

Consecrated Light X2

Shadow Imprisoning Mirror X2

Crevice Into the Different Dimension

Gottoms E. Call

System Down X2

Cyber Dragon

Dimensional Fissure X2

Soul Release

Kycoo the Ghost Destroyer

Imperial Iron Wall

Return From the different dimension

My thoughts...

2 laquari to 3 (take out a samnite since rescue cat is gone) 2 war chariots to 3 (not sure what to take out for it) 2 book of moons to 3 (not sure what to take out for it) A morphing jar (side thunder king)