Here is the full list of all 58 Forgotten Tales: Day of the Dead achievements.
Get 300 golden skulls
Find all ingredients to complete the potion
Find a hammer to shut El Toro up in the coffin
Find nails to use them in the coffin
Find a coffin to imprison El Toro
Find a pair of pliers
Help El Justiceiro and get the snake
Find El Justiciero's sword
Find El Justiciero's cape
Find El Justiciero's mask
Help Héctor Guerrero and get the salamander
Find Héctor Guerrero's championship belt
Find Héctor Guerrero's boots
Use the Sword booster at least 10 times
Find Héctor Guerrero's singlet
Use the Crystal Ball booster at least 5 times
Help grandma and get the doll's eye fruit
Find grandma's walking sticks
Find grandma's dentures
Find grandma's glasses
Help Sebastián and get the mandrake plant
Find Sebastián's matches
Find Sebastián's candles
Make a combo of 36 cards or higher
Make a combo of 32 cards
Find Sebastián's shovel
Help Miguel and get the frog
Get 150 golden skulls
Play 50 levels
Find Miguel's soccer ball
Find Miguel's sugar skulls
Find Miguel's maracas
Help Frida and get the nightshades flower
Find Frida's hair ornament
Open at least 40 padlocks
Break at least 25 stone walls
Use the Joker at least 12 times
Find Frida's fan
Make a combo of 20 cards
Use the Extra Cards booster at least 10 times
Find Frida's shoes
Use at least 150 rockets
Help Emmanuel and get the burdock root
Find Emmanuel's spine and ribs
Find Emmanuel's arms
Put the fire out from at least 22 cards
Find Emmanuel's leg
Explode at least 100 bombs
Help El Mariachi and get the ginger
Find El Mariachi's mustache
Play 15 levels in a row
Find El Mariachi's hat
Find El Mariachi's guitar
Help Valentina and get the black cat fur
Finish all levels of chapter 1 with 3 skulls each level
Find Valentina's cat
Find Valentina's Lollipop
Find Valentina's doll