Here is the full list of all 56 Wondershot achievements.
Defeated a Bullee in « Ruthless-Portal Kill-Sneaky »
Got 3 « Fast Killer » mentions during the same Endless battle
Got 10 « Sniper » mentions during the same Endless battle
Got 20 « Sneaky » mentions during the same Endless battle
Got 20 « Badass » mentions during the same Endless battle
Did 10 « Portal Kill » during the same Endless battle
Reached a X50 combo rate in an Endless battle
Survived 10 Endless waves without dying
Win 50 tournaments
Won 500 tournaments
Defeated 1000 monsters with a Bow
Defeated 1000 monsters with a Boomerang
Defeated 1000 monsters with a Slingshot
Defeated 1000 monsters with a Hammer
Got a GOLD medal in Endless Nature
Got a GOLD medal in Endless Kingdom
Got a GOLD medal in Endless World of Monstees
Got a DEV medal in Endless Nature
Got a DEV medal in Endless Kingdom
Got a DEV medal in Endless World of Monstees
Completed all challenges of Chapter 1
Completed all challenges of Chapter 2
Completed all challenges of Chapter 3
Completed all challenges of Chapter 4
Completed all challenges of Chapter 5
Completed all challenges of Chapter 6
Completed all challenges of Chapter 7
Completed all challenges of Chapter 8
Completed all challenges of Chapter 9
Complete all challenges
Got a Perfect Shot medal for Chapter 1
Got a Perfect Shot medal for Chapter 2
Got a Perfect Shot medal for Chapter 3
Got a Perfect Shot medal for Chapter 4
Got a Perfect Shot medal for Chapter 5
Got a Perfect Shot medal for Chapter 6
Got a Perfect Shot medal for Chapter 7
Got a Perfect Shot medal for Chapter 8
Got a Perfect Shot medal for Chapter 9
Got a DEV medal for Chapter 1
Got a DEV medal for Chapter 2
Got a DEV medal for Chapter 3
Got a DEV medal for Chapter 4
Got a DEV medal for Chapter 5
Got a DEV medal for Chapter 6
Got a DEV medal for Chapter 7
Got a DEV medal for Chapter 8
Got a DEV medal for Chapter 9
Juggled with two boomerangs
Completed a survival challenge without defeating any monster
Owned all bonuses at the same time in Endless
Reached Wave 20 alone in Endless mode
Battle without the roll activated
Applause 20 times during a replay
Fire with the 4 weapons during the same round
Win a Battle round without firing