Here is where you can purchase weapons, each Zoid has room for 4 weapons and 4 equipment(Does not include Standard claws, wings, and teeth.)

Particle Cannons
Particle Cannon | AT: 66 |EP: 6 | Cost: $6,600
Heavy Particle Cannon | AT: 81 | EP: 6 | Cost: $8,100
Hyper Particle Cannon | AT: 97 | EP: 8 | Cost: $9,700
Plasma Particle Cannon | AT: 115 | EP: 8 | Cost: $11,500
Photon Particle Cannon | AT: 90 | EP: 2 | Cost: $9,000
External Charged Particle Cannon | AT: 200 | EP: 16 | Cost: $20,000
. Charged Particle Cannon| AT: 230 | EP: 20 | Cost: $23,000
Lasers/Beam Weapons
Compact Laser | AT: 10 | EP: 0 | Cost: $1,000
2 Barrel Laser | AT: 25 | EP: 0 | Cost: $2,500
3 Barrel Laser | AT: 40 | EP: 0 | Cost: $4,000
4 Barrel Laser | AT: 55 | EP: 2 | Cost: $5,500
Anti-Air Laser | AT: 15 | Ep: 0 | Cost: $1,500
2-Barrel Anti-Air Laser | AT: 30 | Ep: 0 | $3,000
3-Barrel Anti-Air Laser | AT: 45 | Ep: 0 | $4,500
4-Barrel Anti-Air Laser | AT: 60 | Ep: 2 | $6,000
Laser Gun | AT: 20 | EP: 0 | $2,000
Pulse Laser Gun | AT: 25 | EP: 2 | $2,500
Beam Needle | AT: 43 | EP: 1 | $4,300
Gatlign Beam | AT: 43 | EP: 1 | $4,300
Beam Rifle | AT: 50 | EP: 0 | $5,000
Assualt Beam Cannon | AT: 40 | EP: 0 | $4,000
Linear Laser | AT: 36| Ep: 1 | $3,600
Beam Cannon | AT: 64 | EP: 1 | $6,400
Concentrated Beam Cannon | AT: 79 | EP: 2 | $7,900
Ray Storm | AT: 180 | EP: 12 | $18,000
Ballistic Cannons
Cannon | AT: 34 | EP: 0 | $3,400
Double Cannon | AT: 54 | EP: 0 | $5,400
Triple Cannon | AT: 81 | EP: 0 |$8,100