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