Here is the full list of all 23 XANDO: Xtreme & Over the Top achievements.
Prove yourself the ultimate XANDO player by acquiring all other achievements
No, really? There are better options out there....
Complete the tutorial for the first time
Beat story mode for the first time
Complete story mode without losing or restarting a match
Beat story mode with all characters and decks
Win by TKO on your opponent's turn
Bring your opponent to 0 HP by completing no more than 2 boards
Win a board by placing on your own trap tile
Using manipulation powers, force your opponent to give you a Free Play 3 times in a match
Use a manipulation power to get a 3-in-a-row and avoid giving your opponent a Free Play
Use a manipulation power to avoid giving your opponent a completion
Get a Free Play the turn after using the "Skip Turn" power
Use "Void" to avoid a completion that would give your opponent a Free Play
With a single "Extra Turn", set up a two-in-a-row on two different boards
Use "Damage Resistance" to avoid a TKO
Use the "Erase" power to simultaneously give yourself a 2-in-a-row and erase an opponent's 2-in-a-row
Use "Shield" to block an opponent's 3-in-a-row
Win a match of XANDO by simultaneously getting a KO and a TKO
Win a match without taking damage
Tie a board during a match of XANDO
Have a match end in in neither a KO nor a TKO
Win a match without using any powers