Rare Cats

Rare Cats are a type of Cat Unit. Some of them can be unlocked by playing the Rare Cat Capsule while some appear as an item drop in special events.

Rare Cat Capsule Cats

Anti-Red

Viking Cat^{strong against} → Thor Cat → Maximum the Fighter
Swordsman Cat^{massive damage} → Sword Master Cat → Elemental Duelist Cat
Witch Cat^slow → Sorceress Cat → Enchantress Cat
Pirate Cat^knockback → Captain Cat → Dread Pirate Catley

Anti-Floating

Archer Cat^{massive damage} → Cupid Cat → Cataur
Mer-Cat^{strong + survive} → Commando Cat → Cameraman Cat
Bishop Cat^slow → Monk Cat → Sanzo Cat
Fortune Teller Cat^knockback → Fisherman Cat → Doctor Cat
Shaman Cat^freeze → Necromancer Cat → Necro-Dancer Cat

Anti-Black

Cat Gunslinger^slow, → Cat Eastwood → Rodeo Cat
Tin Cat^knockback → Plane Cat → Robocat

Anti-Metal

Jurassic Cat^critical → Jurassic Cat Sitter → Catasaurus

Anti-Angel

Rocker Cat^resistant → Artist Cat → Ramen Cat
Stilts Cat^knockback → Totem Cat → Acrobat Cats

Anti-Alien

Psychocat^slow → Neo Psychocat → Corrupted Psychocat
Wheel Cat^{massive damage}→ Solar Cat → Chill Cat
Rover Cat^{strong against + warp blocker →}Rover Cat Mk II → Catellite

Anti-Zombie

Gardener Cat^{freeze + zombie killer}→ Lumbercat → Weedwacker Cat
Welterweight Cat^{knockback + zombie killer} → Heavyweight Cat → Ectoweight Cat

Miscellaneous

Pogo Cat^survive → Masai Cat → Jiangshi Cat
Salon Cat^{resist weaken} → Paris Cat → Cyborg Cat
Thief Cat^{extra money} → Phantom Thief Cat → Goemon Cat
Onmyoji Cat^{weaken all (except metal) + zombie killer}→ Magica Cat → Thaumaturge Cat

Monthly Event Cats

Anti-Red

Adult Cat^{strong against + long distance} → Sick Cat → Prisoner Cat (January Event)
Evil Cat^{freeze + barrier breaker} → Gentleman Cat → Gentleman Bros. (February Event)
Koi Cat^{strong against} → Gross Koi Cat → Kiss and Koi (May Event)
Vacation Queen^{strong against + knockback} → Office Lady Cat → Call Center Cat (July Event)
Maiden Cat^{strong against + resist freeze} → Sportsgirl Cat → Wrestling Cat (April Event)
Salaryman Cat^{strong + strengthen} → Grudge Cat → Ritual Cat (November Event)

Miscellaneous

Doll Cats^{wave attack} → Cat-o-tron → Nyalladin (March Event)
Madam Bride^{survive + warp blocker} → Madam King → Madam the Savannah (June Event)
Vengeful Cat^{zombie killer + long distance} → Groucho Cat → Kite Cat (August Event)
Kung Fu Cat X^{resist weaken + warp blocker} → Drunken Master Cat X → Iron Claw X (September Event)
Sports Day Cat^{warp blocker} → Kidnapper Cats → Rampage Cats (October Event)
Reindeer Fish Cat^{extra money} → Sashimi Cat → Xmas Pudding Cat (December Event)

Celebration/Annually Event Cats

Fixed Schedule

Marshmallow Cat, which upgrades to Creepmallow (Valentines Day Event)
Pumpcat^{freezes black}, which upgrades to Cat O'Lantern (Halloween Event)
A Gift of Cats^{freezes angels}, which upgrades to Cat's Gift (Christmas Event)
Awa-Odori Cat, which upgrades to So-ran Cat (Summer Event)
Food Stall Cat^{massive damage to angels}, which upgrades to Delivery Cat (A Cultured Festival
Killer Cat, which upgrades to True Killer Cat (Cat's Day Event)
Eggy Cat^{slows angels}, which upgrades to Easter Cat (Easter Event)

No Fixed Schedule

Cat Kart R^{extra money} → Cat Kart L → Cat Kart P (The Battle Cats POP!)
Slug Jockey Cat^slow, which upgrades to Slugcat (Sliming to Victory)

Cyclone Stages Rewards

They are all anti-Metal units:

Space Cat^{critical + barrier breaker} → Major Space Cat → Space Marine Cat (Red Cyclone 'Crimson Catastrophe')
Bronze Cat^knockback→ Michelangelo Cat → Quizmaster Cat (Black Cyclone 'Heaven of Darkness')
Rope Jump Cat^{critical + resistant} → Pair Rope Jump Cat → Noodle Cats (White Cyclone 'Peerless')
Clockwork Cat^slow, which upgrades to Puppetmaster Cat (Angelic Cyclone 'Wrath of Heaven')
Hoop Cat^freeze →Showoff Cat→Hoopmaster Cat(Metal Cyclone 'Sweet Irony')
Drumcorps Cat^weaken, which upgrades to Banner Cat (Alien 'Cosmic' Cyclone 'Dimension of Despair')
Volley Cat^{long range + critical}, which upgrades to Ballet Cat (Super Alien 'Cosmic' Cyclone 'The 2nd Dimension')
Primordial Cat ^{resistant to metal and relic/curse}which upgrades to Modern Cat (Primeval Cyclone 'Charybdis' Mouth')

Deadly Stages Rewards

Curling Cat^{resist all (except curse)}, which upgrades to Zamboney Cat (Dead on Debut)
Glass Cat^{resist all (except curse) + metal + slows traitless + one attack}, which upgrades to Macho Glass Cat (King Wahwah's Revenge)
Lone Cat and Kitten^{resist all (except shockwave and curse) + resistant, knockback, freeze traitless}, which upgrades to Vendor Cat and Kitten (Deeply Dreaming)
Killer Cat (Chance to be droped on 1st or 2nd stage but guaranteed on 3rd stage)