Zathong will share for you top heroes can counter Xavier in Mobile Legends. Xavier is a champions: High burst/cc (depending on what you skill up), Good poke/harass.. But Struggles at the early game, Lacks mobility skills.
Heroes counter Xavier:
These picks are strong against Xavier at many stages of the game: Saber, Fanny, Gusion, Lancelot, Kagura.
Items counter Xavier:
These items can help you countering against Xavier: Athena Shield, Radiant_Armor, Rose Gold Meteor, Winter_Truncheon, Tough Boots.
How to counter Xavier ?
Xavier lack of mobilty skills, but have best cc skill combo.
So we have to focus on his weak points like lack of mobilty, squishy ect.
Pick brust hero or 1 hit kill heroes to kill xavier by ambush.
To avoid his kill combo use blink skills or flicker.
When ganking enemies, try to kill Xavier first.
Try to pick long range & brust damage heroes against Xavier.
Ash your tanky hero or tank to check brush to avoid being ambush.
Lastly not fall for bait or do not start a unnecessary fight that you sure lose.
Role counter Xavier - > Mage
Best counter heroes: Karrie, WanWan, Thamuz, Silvanna.
Best items to counter: Necklace of Durance, Deadly Blade.
Best Spells: Purify, Flicker.
Link Source: https://zathong.com/xavier-counter-mobile-legends/