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1-17 ALTAIR
1-17 Altair is the 17th stage of Cosmos Ch.1 — Beyond the Exosphere. Previous stage: 1-16 Calabash Nebula. Next stage: 1-18 Sirius.
ENEMY ROSTER · 6
CATS TO CONSIDER 
FENCER CAT A Guaranteed 100% Barrier Breaker at long range — the reliable accessible breaker. 
BORA S 100% Barrier Breaker reliably cracks Star Alien Barriers. Also fits “Counter Alien.” 
LUMINA S 100% Barrier Breaker opens Star Alien Barriers for the team. Also fits “Counter Alien.” 
GRAVI S 100% chance to break Barriers. Also fits “Counter Alien.” 
KOMORI S 100% chance to break Barriers. Also fits “Counter Alien.” 
MIZLI S 100% chance to break Alien Barriers. Also fits “Counter Alien.” 
GROSS CAT A Its True Form is Strong Against Alien, giving budget anti-Alien value. 
LI'L GROSS CAT B True Form has a 30% Knockback vs Alien. Also fits “Break the Barrier.” 
WHEEL CAT A Deals Massive Damage to Alien enemies — a huge area nuke against Alien crowds and bosses. Also fits “Clear the crowd.” 
MITER SAW CAT A Resistant to Alien and deals Massive Damage to Alien. Also fits “Break the Barrier.” 
CATMAN S Deals Massive Damage to Alien in every form. Also fits “Clear the crowd.” 
VALKYRIE CAT A Hits the whole group while it freezes them. WHEEL CAT A Hits every Alien in a wide area at once, melting grouped Star Aliens. Also fits “Counter Alien.” 
SURFER CAT A Area damage hits grouped enemies. Also fits “Counter Alien.” CATMAN S Long-range Area damage clears groups. Also fits “Counter Alien.” 
ACTRESS CAT B Hits multiple enemies at once for budget crowd damage.
🛡️ Break the Barrier
Le'Solar carries a Barrier (up to 40,000 HP) — your hits are absorbed until it's broken.
Le'Solar's 40,000 Barrier needs a guaranteed 100% Barrier Breaker — chance-based units stall and waste your damage window.
FENCER CAT A Guaranteed 100% Barrier Breaker at long range — the reliable accessible breaker. BORA S 100% Barrier Breaker reliably cracks Star Alien Barriers. Also fits “Counter Alien.” LUMINA S 100% Barrier Breaker opens Star Alien Barriers for the team. Also fits “Counter Alien.” GRAVI S 100% chance to break Barriers. Also fits “Counter Alien.” KOMORI S 100% chance to break Barriers. Also fits “Counter Alien.” MIZLI S 100% chance to break Alien Barriers. Also fits “Counter Alien.” ↓ BACKUP — WON'T RELIABLY WORK HERE
🎯 Counter Alien
Le'Solar, Hyppoh, Imperator Sael and Star Peng are Alien. Anti-Alien units take less damage and deal more.
GROSS CAT A Its True Form is Strong Against Alien, giving budget anti-Alien value. LI'L GROSS CAT B True Form has a 30% Knockback vs Alien. Also fits “Break the Barrier.” WHEEL CAT A Deals Massive Damage to Alien enemies — a huge area nuke against Alien crowds and bosses. Also fits “Clear the crowd.” MITER SAW CAT A Resistant to Alien and deals Massive Damage to Alien. Also fits “Break the Barrier.” CATMAN S Deals Massive Damage to Alien in every form. Also fits “Clear the crowd.” 💥 Clear the crowd
6 enemy types stack up here. Area attackers hit the whole push at once instead of one unit at a time.
VALKYRIE CAT A Hits the whole group while it freezes them. WHEEL CAT A Hits every Alien in a wide area at once, melting grouped Star Aliens. Also fits “Counter Alien.” SURFER CAT A Area damage hits grouped enemies. Also fits “Counter Alien.” CATMAN S Long-range Area damage clears groups. Also fits “Counter Alien.” ACTRESS CAT B Hits multiple enemies at once for budget crowd damage. STRATEGY
Le'Solar boss in Anti-Zombie cluster. Same Barrier Breaker requirement as Eskimo Nebula plus Zombie Killer for the peons.
ENEMY BASE 
BASE HEALTH
150,000
The castle you destroy to clear the stage.
STAGE DATA
SAGACats of the Cosmos
CHAPTERCosmos Ch.1 — Beyond the Exosphere
ENEMIES6
TREASUREHawk
RESTRICTIONMax 20