Here is the full list of all 25 Automoji achievements.
Win a normal mode run for the first time
Win a normal mode run with at least 25HP
Win a normal node run without losing any HP
Leave a room with 100 or more gold
Reroll your shop 50 times in one run
Upgrade your shop to tier 6
Leave a room with no gold remaining
Lose before level 10
Win a normal mode run while on the fire path
Complete a third loop in endless mode
Win a normal mode run on difficulty 9
Get an ally unit to 100 base HP on normal mode
Consume 10 FOODs in a single normal mode run
Win a normal mode run with only tier 3 or lower units
Reach 1000XP
Reach 5000XP
Unlock all character emojis
Win a normal mode run on difficulty 2
Win a normal mode run on difficulty 4
Win a normal mode run on difficulty 6
Create a unit on a merge space with 100 or more health
Successfully charge a unit with a 90% chance of explosion
Fill at least 60 units in the Hall of Fame
Fill all units in the Hall of Fame
Fill at least 20 units in the Hall of Fame