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