Here is the full list of all 17 Sharp Wands achievements.
Win a Last Man Standing match with when poisoned
Win a Last Man Standing match being confused
Kill an opponent with a bounced arrow
Heal yourself with less than 20% HP
Lifesteal more than 50% of total HP
Get both Melee and Ranged disable
Fall from the arena when suffering from Slippery status
Don't let other players collect bonuses
Die by falling after a charged ranged attack
Deal more than 30 damage in a single hit
Finish a Last Man Standing match in less than 10 seconds
Win by a margin of 10%
Defeat all other opponents in a 4 player Last Man Standing match