Immortal Shingen, Lasvoss, or Mad doctor Klay?

Each of these units are great nukers, but I’m wondering which one to super buff with dark catseyes and ultra talents.

Immortal Shingen

Base stats (lv. 30-60):
HP-134300-252800
Damage-128602-242074
Range-470
Abilities-Attacks only black, alien

Talents
Barrier Breaker: Adds a 32% chance to break barriers, improves by 2% per level up to 50% (Total Cost: 235 NP)
Target Angel (Cost: 100 NP)
Defense Buff: Upgrades health by 2% per level up to 20% (Total Cost: 175 NP)
Attack Buff: Upgrades attack power by 2% per level up to 20% (Total Cost: 175 NP)
Cost Down: Reduces cost by 100/150/200¢ per level up to 1,000/1,500/2,000¢ (Total Cost: 175 NP)

Ultra Talents
Target Red (Cost: 150 NP)
Target Zombie (Cost: 150 NP)
Target Aku (Cost: 150 NP)

Lasvoss Reborn

Base stats (lv. 30-60-max potential damage):
Health-68000-128000
Damage-153000-688500(lv. 30 base-potential) 288000-1296000(lv. 60 base-potential)
Range-320
Abilities: Strengthen (attack power increases by 50% at 30% health) Survive (100% chance to survive a lethal strike) Savage Blow (30% chance to inflict an attack with 3x damage to non-Metal enemies) Immune to all debuffs

Talents
Recover Speed Up: Reduces recharge time by 20f 0.67s, improves by 20f 0.67s per level up to 200f 6.67s (Total Cost: 175 NP)
Colossus Slayer (Cost: 100 NP)
Move Speed Up: Upgrades movement speed by 1 per level up to 10 (Total Cost: 175 NP)
Defense Buff: Upgrades health by 2% per level up to 20% (Total Cost: 175 NP)
Attack Buff: Upgrades attack power by 2% per level up to 20% (Total Cost: 175 NP)

Mad Doctor Klay

Bases stats (lv. 30-60):
Health-158100-297600
Damage-163458-307686
Range-430
Abilities: Attacks only alien
Not affected by: Weaken, Freeze, Slow, Knockback

Talents
Immune to Warp (Cost: 100 NP)
Immune to Waves (Cost: 100 NP)
Curse Immunity (Cost: 100 NP)
Defense Buff: Upgrades health by 2% per level up to 20% (Total Cost: 175 NP)
Attack Buff: Upgrades attack power by 2% per level up to 20% (Total Cost: 175 NP)

Ultra talents
Target Traitless (Cost: 150 NP)
Immune to Surge (Cost: 150 NP)
Colossus Slayer (Cost: 150 NP)

So… if you made it this far, you’re a legend. (Sorry for the thoroughness :P)