BattleMaster BLR-4S (Calvin II)
- Type
- BattleMech
- Tech
- Inner Sphere
- Mass
- 85t
- Role
- Brawler
- Intro
- 3071 Jihad
- Rules
- Advanced
- Cost
- 17.42M C-bills
- Move
- Armor
- 224 pts
ER Medium Laser ×4Light PPC ×2Machine Gun ×2Rotary AC/5Streak SRM 6
Source: SB:W&B
Compare this unitBattle Value
2,274by skill
Point Value
41
Recognition Notes
The BattleMaster BLR-4S (Calvin II) is an 85-ton brawler, cruising at 43 km/h and topping out near 65. Twin Light PPCs fill the left arm and a Rotary AC/5 the right, while the torsos carry four ER medium lasers split two to a side, a pair of machine guns, and a Streak SRM 6 in the left torso. CASE lines both the left torso and the right torso, guarding against a magazine or missile explosion. The type is recognized as a command 'Mech, and its head carries only light protection. Laser-reflective armor plates the frame, and it is assembled as a field refit at various sites rather than a single dedicated plant.
Armor & Loadout
BATTLEMASTER BLR-4S (CALVIN II)
EnergyBallisticMissile
Head: 9 front
Center Torso: 32 front, 11 rear
Right Torso: 23 front, 8 rear
Left Torso: 23 front, 8 rear
Right Arm: 24 front
Left Arm: 24 front
Right Leg: 31 front
Left Leg: 31 front
| Weapon / Equipment | Loc | Qty | Ammo |
|---|---|---|---|
| Enr | RT ×2 · LT ×2 | 4 | |
| Bal | RT · LT | 2 | 100 rds · 0.5 t |
| MslStreak SRM 6 | LT | 1 | 15 rds · 1 t |
| Bal | RA | 1 | 40 rds · 2 t in RT |
| Enr | LA ×2 | 2 |
CASE: Right Torso · Left Torso
Systems & Manufacturers
BLR-4S (Calvin II)
BattleMaster
PV41
TP: BMSZ: 4TMM: 0MV: 8"
ROLE: Brawler
Damage
S (+0)
5
M (+2)
5
L (+4)
1
OV: 1Heat scale123S

Special ,
Critical hits
ENGINE+1 Heat/Firing Weapons
FIRE CONTROL+2 To-Hit Each
MP½ MV Each
WEAPONS-1 Damage Each
Alpha Strike Stats
SkillPVSkill 0 73Skill 1 65Skill 2 57Skill 3 49Skill 4 41Skill 5 37Skill 6 33Skill 7 29Skill 8 25
Availability by era
1 era · 2 factions
BattleMaster variants (34)
BLR-1G Role Brawler Tech base Inner Sphere Rules Introductory Alpha Strike abilities REAR1/1/- Introduced 2633 Battle value 1,519 Point value 40BLR-1G-DC Role Brawler Tech base Inner Sphere Rules Advanced Alpha Strike abilities MHQ1 Introduced 2633 Battle value 1,494 Point value 41BLR-1Gb Role Brawler Tech base Inner Sphere Rules Standard Alpha Strike abilities ENE Introduced 2760 Battle value 1,825 Point value 44BLR-1Gbc Role Brawler Tech base Inner Sphere Rules Advanced Alpha Strike abilities ENE, MHQ1 Introduced 2763 Battle value 1,825 Point value 42BLR-1Gc Role Brawler Tech base Inner Sphere Rules Advanced Alpha Strike abilities MHQ1, REAR1/1/- Introduced 2763 Battle value 1,577 Point value 43BLR-1D Role Brawler Tech base Inner Sphere Rules Introductory Alpha Strike abilities — Introduced 2867 Battle value 1,522 Point value 40BLR-2C Role Brawler Tech base Inner Sphere Rules Advanced Alpha Strike abilities AMS, MHQ1, PRB, RCN Introduced 2925 Battle value 1,563 Point value 45BLR-1S Role Brawler Tech base Inner Sphere Rules Introductory Alpha Strike abilities IF1, LRM1/1/1 Introduced 3025 Battle value 1,507 Point value 42BLR-3M Role Brawler Tech base Inner Sphere Rules Standard Alpha Strike abilities CASE, REAR1/1/- Introduced 3049 Battle value 1,679 Point value 42BLR-3S Role Brawler Tech base Inner Sphere Rules Standard Alpha Strike abilities CASE, IF1, LRM1/1/1, REAR1/1/- Introduced 3050 Battle value 1,441 Point value 40BLR-3M-DC Role Brawler Tech base Inner Sphere Rules Advanced Alpha Strike abilities CASE, MHQ1 Introduced 3053 Battle value 1,627 Point value 43BLR-1G (Red Corsair) Role Brawler Tech base Clan Rules Experimental Alpha Strike abilities ENE, MHQ1, REAR2/2/- Introduced 3055 Battle value 2,745 Point value 54BLR-3M (Rogers) Role Brawler Tech base Inner Sphere Rules Standard Alpha Strike abilities CASE, REAR1/1/- Introduced 3057 Battle value 1,818 Point value 46BLR-4S Role Brawler Tech base Inner Sphere Rules Standard Alpha Strike abilities CASE Introduced 3062 Battle value 2,018 Point value 44BLR-CM Role Juggernaut Tech base Inner Sphere Rules Standard Alpha Strike abilities C3M2, CASE, MHQ10, TAG Introduced 3064 Battle value 1,883 Point value 52BLR-K3 Role Brawler Tech base Inner Sphere Rules Standard Alpha Strike abilities C3M, CASE, MHQ5, REAR1/1/-, TAG Introduced 3064 Battle value 1,851 Point value 51BLR-5M Role Brawler Tech base Inner Sphere Rules Standard Alpha Strike abilities REAR1/1/- Introduced 3067 Battle value 1,766 Point value 43BLR-10S Role Juggernaut Tech base Inner Sphere Rules Standard Alpha Strike abilities CASE, ECM, REAR0*/0*/- Introduced 3070 Battle value 1,927 Point value 50BLR-4S (Calvin) Role Brawler Tech base Inner Sphere Rules Standard Alpha Strike abilities CASE Introduced 3070 Battle value 2,029 Point value 44BLR-M3 Role Sniper Tech base Inner Sphere Rules Standard Alpha Strike abilities C3M, CASE, IF0*, MHQ5, TAG Introduced 3070 Battle value 1,674 Point value 52C Role Brawler Tech base Clan Rules Standard Alpha Strike abilities CASE, FLK2/2/2 Introduced 3070 Battle value 3,025 Point value 55
BLR-4S (Calvin II) current variant Role Brawler Tech base Inner Sphere Rules Advanced Alpha Strike abilities CASE, RFA Introduced 3071 Battle value 2,274 Point value 41
BLR-10S2 Role Juggernaut Tech base Inner Sphere Rules Standard Alpha Strike abilities C3S, CASE, ECM, MHQ1, REAR0*/0*/- Introduced 3072 Battle value 1,927 Point value 52BLR-K4 Role Skirmisher Tech base Inner Sphere Rules Standard Alpha Strike abilities JMPS1 Introduced 3073 Battle value 2,232 Point value 44BLR-4L Role Sniper Tech base Inner Sphere Rules Standard Alpha Strike abilities ECM, IF0*, STL Introduced 3081 Battle value 1,890 Point value 42BLR-6C Role Juggernaut Tech base Inner Sphere Rules Advanced Alpha Strike abilities AC2/2/-, CASEII, MHQ1, REAR1/1/- Introduced 3081 Battle value 1,557 Point value 39BLR-6X Role Skirmisher Tech base Inner Sphere Rules Experimental Alpha Strike abilities CASE Introduced 3085 Battle value 1,966 Point value 45BLR-6G Role Brawler Tech base Inner Sphere Rules Standard Alpha Strike abilities CASEII, REAR1/1/- Introduced 3088 Battle value 1,960 Point value 44BLR-6R Role Brawler Tech base Mixed Rules Standard Alpha Strike abilities CASEII, REAR2/2/- Introduced 3104 Battle value 2,181 Point value 46BLR-6M Role Sniper Tech base Inner Sphere Rules Advanced Alpha Strike abilities CASE, IF2, MHQ1 Introduced 3120 Battle value 1,958 Point value 47C 2 Role Brawler Tech base Mixed Rules Advanced Alpha Strike abilities ENE, MHQ1, OVL Introduced 3145 Battle value 2,538 Point value 50C 3 Role Juggernaut Tech base Clan Rules Standard Alpha Strike abilities CASE, REAR2/2/- Introduced 3145 Battle value 2,532 Point value 50BLR-1GHE "HellSlinger" Role Brawler Tech base Inner Sphere Rules Standard Alpha Strike abilities — Introduced — Battle value — Point value 44BLR-1Gd Role Brawler Tech base Inner Sphere Rules Standard Alpha Strike abilities REAR1/1/- Introduced — Battle value — Point value 45