Following is for if you do not catch a Rock Smash slave:

If below/equal speed but above Sp Att: Heal to 2 EQs- into torrent 

1: X Spd & Attack (Switch to Flier, blocks EQ)
2: X Spec & Revive Castform (Send in Abra, then Castform)
3: Surf & Attack
4: Surf | 5: Surf

If split speed and above Sp Att: Heal to 2 EQs- into torrent 

1: X Spec & Attack (send in Flier, block inc EQ)
2: Surf & Revive Castform (Send in Abra, then Castform)
3: Surf & Attack | 4: Surf

Slightly more health: Hope for Torrent after EQ EQ AP tho

If below/equal Speed and Sp Att: Heal to 2 EQs and AP - 2 EQs and a Claydol Psychic
1: X Spd & Attack (send in Flier, blocks EQ)
2: X Special & Revive Castform (Send in Abra, then Castform)
3: Surf & Revive Flier (Send in Flier, block EQ)
4: X Special & Attack (Hope Claydol's attack puts Swampert into Torrent)
5: Surf | 6: Surf

If below/equal speed but above Sp Att: Heal to 2 EQs and AP - 2 EQs and a Claydol Psychic
1: X Spd & Switch to Flier (Send in Abra, then Castform)
2: X Spec & Revive Flier (Send in Flier, block EQ)
3: Surf & Attack (Hope Claydol's attack puts Swampert into Torrent)
4: Surf | 5: Surf

If split speed but below Sp Att: Heal to 2 EQs and AP - 2 EQs and a Claydol Psychic

1: X Spec & Attack (send in Flier, blocks EQ)
2: Surf & Revive Castform (Send in Abra, then Castform)
3: X Spec & Revive Flier (Send in Flier, blocks EQ)
4: Surf & Attack | 5: Surf

If split speed and above Sp Att: Heal to 3 EQs+

1: X Spec & Switch to Flier (send in Abra, then Castform)
2: Surf & Revive Flier (send in Flier, blocks EQ)
3: Surf & Attack | 4: Surf


~~Standard~~ (With slave)

If below/equal Speed and Sp Att: Heal to 3 EQs+
Tate and Liza: 1: X Spd & Attack (send in Rock Smash, then Abra)
2: X Special & Revive Castform (send in Flier, blocks inc EQ)
3: Surf & Revive Abra (Send in Abra, then Castform)
4: X Special & Attack
5: Surf | 6: Surf
 
If below/equal speed but above Sp Att: Heal to 3 EQs+
1: X Spd & Switch to Flier (send in Rock Smash, then Abra)
2: X Spec & Revive Rock Smash (Send in Rock Smash, then Castform)
3: Surf & Attack
4: Surf | 5: Surf
 
If split speed but below Sp Att: Heal to 3 EQs+
1: X Spec & Attack (send in Rock Smash, then Abra)
2: Surf & Revive Castform (Send in Flier, block inc EQ)
3: X Spec & Revive Abra (Send in Abra, then Castform)
4: Surf & Attack | 5: Surf
 
If split speed and above Sp Att: Heal to 3 EQs+
1: X Spec & Switch to flier (send in Rock Smasher, then Abra)
2: Surf & Revive Rock Smasher (send in Rock Smasher, then Castform)
3: Surf & Attack | 4: Surf

T&L's Claydol Earthquake range
 
Def 73 (minus): 44-52
Def 74-76 (minus): 43-51
Def 77-78 (minus): 41-49
Def 79-80 (minus): 40-48
Def 81-83 (3 IV or less): 39-46
Def 84-87 (4-12 IV): 38-45
Def 88-89 (13-17 IV): 36-43
Def 90-93 (18-26 IV): 35-42
Def 94-97 (27+ Neutral): 34-40
Def 98-101 (Plus): 33-39
102-104 (Plus): 31-37
Ancientpower is 7-9 and 8-10 on minus
 
T&L's Xatu Psychic range
 
Sp Def 72-73 (minus): 56-66
Sp Def 74-75 (minus): 54-64
Sp Def 76 (minus): 53-63
Sp Def 77-78 (minus): 51-61
Sp Def 79-81 (2 IV or less): 51-60
Sp Def 82-83 (3-7 IV): 49-58
Sp Def 84-85 (8-11 IV): 48-57
Sp Def 86-87 (12-16 IV): 46-55
Sp Def 88-90 (17-23 IV): 45-54
Sp Def 91-93 (24-30 IV): 44-52
Sp Def 94-96 (31 IV Plus): 43-51
Sp Def 97-99 (Plus): 41-49
Sp Def 100-102 (Plus): 40-48
Sp Def 103 (Plus): 39-46

IF can't take 3 EQs: Heal so 2 EQs will put you into Torrent

If below/equal Speed and Sp Att: Heal to 2 EQs- into torrent AND lead with Flier
1: X Spd & Attack (send in Castform, then Abra)
2: X Special & Revive Flier (send in Flier, blocks inc EQ)
3: Surf & Revive Abra (Send in Rock Smash, then Abra)
4: X Special & Attack
5: Surf | 6: Surf
Note: This almost certainly requires Rock Smasher to not be Poochyena, otherwise you have to hope for Ancientpower from Claydol.
Note: If Castform lives turn 1 (Ancientpower) you don't need to revive Abra turn 3, just attack

If below/equal speed but above Sp Att: Heal to 2 EQs- into torrent AND lead with Flier
1: X Spd & Attack (send in Castform, then Abra)
2: X Spec & Revive Castform (Send in Rock Smasher, then Castform)
3: Surf & Attack
4: Surf | 5: Surf
Note: If Castform doesn't die on turn 1 (Ancientpower), just attack and don't revive (2: send out Rock Smasher, then Abra)

OR with non-Pooch Slave:
If below/equal speed but above Sp Att: Heal to 2 EQs- into torrent
1: X Spd & Switch to Flier (send in Flier, block inc EQ)
2: X Spec & Attack (Send in Rock Smasher, then Abra)
3: Surf & Attack
4: Surf | 5: Surf
 
If split speed but below Sp Att: Heal to 2 EQs- into torrent AND lead with Flier
1: X Spec & Attack (send in Castform, then Abra)
2: Surf & Revive Flier (Send in Flier, block inc EQ)
3: X Spec & Revive Abra (Send in Rock Smasher, then Abra)
4: Surf & Attack | 5: Surf
Note: This almost certainly requires Rock Smasher to not be Poochyena, otherwise you have to hope for Ancientpower from Claydol.
Note: If Castform lives turn 1 (Ancientpower) you don't need to revive Abra turn 3, just attack
 
If split speed and above Sp Att: Heal to 2 EQs- into torrent AND lead with Flier
1: X Spec & Attack (send Castform, then Abra)
2: Surf & Revive Castform (send in Rock Smasher, then Castform)
3: Surf & Attack | 4: Surf
Note: If Castform doesn't die on turn 1 (Ancientpower), just attack and don't revive (2: send out Rock Smasher, then Abra)

OR With non-Pooch Slave:
If split speed and above Sp Att: Heal to 2 EQs- into torrent
1: X Spec & Attack (send in Flier, block inc EQ)
2: Surf & Attack (Send in Rock Smasher, then Abra)
3: Surf & Attack | 4: Surf