Deck Help

I'm running a Gammamon deck; here's the current build:

Main Deck:
Rookie Digimon: (Lv. 3)
4 Gammamon BT8-008
4 Gammamon RB1-005

Champion Digimon: (Lv. 4)
4 BetelGammamon RB1-008
2 KausGammamon BT9-023
3 WezenGammamon BT10-050
3 GulusGammamon BT10-078

Ultimate Digimon: (Lv. 5)
3 Canoweismon BT10-011
2 Regulusmon RB1-030
2 Kimeramon BT8-084

Mega Digimon: (Lv. 6)
3 Dorbickmon EX3-014
2 Arcturusmon RB1-031
2 Siriusmon RB1-010

Mega Digimon: (Lv. 7)
2 Proximamon RB1-036

Options:
4 Fire Ball EX2-067
4 Hero of the Skies! BT10-095

Tamers:
3 Hiro Amanokawa BT8-086
3 Hiro Amanokawa RB1-032

Digi-Egg Deck: (Lv. 2)
4 Gurimon RB1-001

However, it tied with D-Brigade and lost to Blue Flare tonight.  I could use so help, if you please.