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Beast Slayer Custom
IntermediateFree

Beast Slayer Custom

Train smart, move better, stay consistent

Vaag  M.
Vaag M.· Apr 2026
iOS & Android

Overview

Length
18 weeks
Days / week
7 days
Level
Intermediate
Goal
Strength
Equipment
Full Gym
Session length
80 min
A balanced full-body program built around "Beast Slayer - Berserk Method Full Body Program". Added Hip Thrust for glutes, Cable Row for horizontal pull balance, Hip Abductor, Face Pull for shoulder health, and custom exercises for tibialis and hip flexors.

Who it's for

Intermediate athletes ready for a structured program
Athletes focused on maximal strength
Athletes who can train 7 days per week
Athletes with access to a full gym (barbells, dumbbells, cables, and machines)

Muscle engagement

Front
Back
Triceps
9.4%
Abs
9.2%
Upper Back
9%
Front Delts
8.3%
Hamstrings
7.4%
Glutes
7.2%
Lats
7.2%
Biceps
6.3%
Middle Delts
5.8%
Other
5.4%
Quadriceps
4.5%
Chest
4.5%
Neck
3.6%
Rear Delts
2.9%
Adductors
2.7%
Calves
2.7%
Forearms
1.3%
Lower Back
1.1%
Abductors
0.9%
Cardio
0.4%
Week 1 Workouts
#ExerciseSetsReps
1Stretching125 min
#ExerciseSetsReps
1Squat (Smith Machine)36–10 reps
2Lying Leg Curl26–12 reps
3Hip Thrust (Barbell)38–12 reps
4Single Leg Press28–12 reps
5Seated Calf Raise410–15 reps
6Hip Adductor (Machine)212–15 reps
7Hip Abductor (Machine)212–15 reps
8Hanging Leg Raise310–20 reps
9Tibialis Raise (Kettlebell)210–15 reps
10Laying Hip Flexor Curl (Cable)210–15 reps
11Stretching125 min
#ExerciseSetsReps
1Bench Press (Wide Grip)45–10 reps
2Lat Pulldown45–10 reps
3Bench Press (Dumbbell)28–12 reps
4Seated Row (Cable)38–12 reps
Superset
5ARear Delt Fly (Dumbbell)210–15 reps
5BLateral Raise (Dumbbell)210–15 reps
Superset
6ATricep Pushdown (Cable)28–12 reps
6BHammer Curl (Dumbbell)28–12 reps
7Leg Raise (Captain's Chair)310–15 reps
8Neck Extension315–20 reps
9Tibialis Raise (Kettlebell)210–15 reps
10Laying Hip Flexor Curl (Cable)210–15 reps
11Stretching125 min
#ExerciseSetsReps
1Squat (Paused)35–10 reps
2Seated Overhead Press (Barbell)35–10 reps
3Seated Hamstring Curl28–12 reps
4Seated Row (Cable)38–12 reps
Superset
5AFace Pull212–15 reps
5BIncline Curl (Dumbbell)210–15 reps
6Hanging Leg Raise310–15 reps
7Neck Extension310–20 reps
8Tibialis Raise (Kettlebell)210–15 reps
9Laying Hip Flexor Curl (Cable)210–15 reps
10Stretching125 min
#ExerciseSetsReps
1Dip (Bodyweight)210–15 reps
2Dumbbell Row28–12 reps
Superset
3ATricep Rope Push Down (Cable)28–12 reps
3BIncline Curl (Dumbbell)28–12 reps
Superset
4AOverhead Tricep Extension (Cable)28–12 reps
4BPronation Twists210–15 reps
5Leg Raise (Captain's Chair)310–15 reps
6Lateral Raise (Cable)310–15 reps
7Neck Extension215–20 reps
8Tibialis Raise (Kettlebell)210–15 reps
9Laying Hip Flexor Curl (Cable)210–15 reps
10Stretching125 min
#ExerciseSetsReps
1Squat (Smith Machine)212–15 reps
2Hip Thrust (Barbell)212–15 reps
3Bench Press (Dumbbell)212–15 reps
4Seated Row (Cable)212–15 reps
5Seated Overhead Press (Barbell)212–15 reps
6Lat Pulldown212–15 reps
7Lateral Raise (Dumbbell)212–15 reps
8Seated Calf Raise212–15 reps
9Hanging Leg Raise210–15 reps
10Tibialis Raise (Kettlebell)210–15 reps
11Laying Hip Flexor Curl (Cable)210–15 reps
12Stair Climber115–30 min
13Stretching125 min
#ExerciseSetsReps
1Run130 min
2Stretching125 min

Weeks 2–18 are in the app

Download Boostcamp to follow the full program with auto-progression and built-in coaching notes.

Common questions

Yes, Beast Slayer Custom is completely free to follow on Boostcamp. Download the app on iOS or Android, find the program, and start your first workout immediately. All 18 weeks are fully unlocked.

This program is built around a full gym. Make sure you have consistent access before starting, since the progression model assumes you can perform the same movements week over week.

Each session typically takes around 80 minutes to complete. That estimate covers your working sets but doesn't account for warm-up or rest between sets, so budget a little extra time when you're first learning the movements.

Beast Slayer Custom is structured around 7 training days per week, with rest days built in to allow for recovery. The Boostcamp app lets you reschedule sessions if your week doesn't go to plan.

The program runs for 18 weeks. The structure is designed so that each week builds on the last, with weights, volume, or intensity progressively increasing as you go.

Beast Slayer Custom is available inside the Boostcamp app, free on iOS and Android. Once you download the app, you can search for the program by name. The app tracks all your sets and weights automatically, so you always know exactly what to do next session.

Get started

Boostcamp app
1,000+ free programsStrength, hypertrophy, powerlifting and more, from elite coaches. All free.
Auto-progressionWeights and targets update automatically based on how you perform.
Coaching notesBuilt-in cues from the creator inside every workout session.
Progress trackingLog every set and see your strength gains over weeks and months.
Advanced analyticsTrack volume, intensity, and 1RM trends to see exactly how your training is evolving.
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