Rate my Emerald Team

[MajorLogan]

Hello friends. What I have here is an Emerald team I spent months building and I now I need a full analysis. They are as described below:

Name: Walrein;365;
Level: 75
Gender: Male
Item: Lax Incense
Nature: Mild (+SpA, -Def)
Stats: HP-277; ATK-146, DEF-164; SPA-214; SPD-181; SPE-117
-Blizzard
-Surf
-Hail
-Body Slam

Name: Umbreon;197;
Level: 80
Gender: Female
Item: Quick Claw
Nature: Lax (+Def, -SpD)
Stats: HP-271; ATK-130; DEF-236; SPA-119; SPD-258; SPE-132
-Facade
-Baton Pass
-Curse
-Moonlight

Name: Charizard;006;
Level: 77
Gender: Male
Item: King's Rock
Nature: Careful (+SpD. -SpA)
Stats: HP-235; ATK-169; DEF-175; SPA-185 SPD-179; SPE-196
-Fire Blast
-Rock Slide
-Protect
-Sunny Day

Name: Espeon;196;
Level: 78
Gender: Female
Item: Leftovers
Nature: Bashful
Stats: HP-219; ATK-107; DEF-146; SPA-242; SPD-195; SPE-213
-Psychic
-Baton Pass
-Calm Mind
-Substitute

Name: Raichu;026;
Level: 75
Gender: Female
Item: Focus Band
Nature: Lonely (+Atk, -Def)
Stats: HP-205; ATK-183; DEF-99; SPA-173; SPD-149; SPE-185
-Focus Punch
-Thunderbolt
-Attract
-Thunder Wave

Name: Tyranitar;248;
Level: 76
Gender: Female
Item: Shell Bell
Nature: Calm (+SpD, -Atk)
Stats: HP-266; ATK-221; DEF-207; SPA-181; SPD-201; SPE-134
-Crunch
-Fire Blast
-Rock Slide
-Attract