Here is the full list of all 24 Idle Monster TD: Evolved achievements.
Defeat 100,000 bosses.
Pass wave 2500.
Evolve monsters 100 times.
Reach 10 days of in-game play time.
Prestige 250 times.
Defeat 1,000,000 enemies.
Unlock 40 unique monsters.
Participate in 12 PvP Tournaments.
Pass wave 1000.
Defeat 10,000 bosses.
Unlock 25 unique monsters.
Evolve monsters 35 times.
Participate in 5 PvP Tournaments.
Prestige 50 times.
Unlock 10 unique monsters.
Participate in 1 PvP Tournament.
Defeat 1,000 bosses.
Reach 1 day of in-game play time.
Evolve monsters 5 times.
Prestige 5 times.
Pass wave 100.
Defeat 10,000 enemies.
Defeat 10,000,000 enemies.
Reach 25 days of in-game play time.