Use splash damage troops like Valkyrie, Baby Dragon, Executioner, Wizard, or Bowler
Use spells like Fireball, Poison, Arrows, or Log to clear Skeletons and damage Witch
Place a tank in front of your counter to absorb Skeleton hits
Use Mini P.E.K.K.A., Prince, or other high-damage single-target troops to eliminate Witch quickly
Pull Witch to the center with defensive buildings like Cannon, Tesla, or Tornado support
Avoid letting Witch build up Skeletons behind a tank
Attack her from range with Musketeer, Archers, or Magic Archer
Use air units carefully if the opponent has support behind Witch
Pressure the opposite lane to force less support for Witch
Save a spell for when Witch is grouped with other troops
Do not ignore her on defense
Eliminate supporting troops first if Witch is protected
Use fast cycle decks to outpace and punish Witch placements
Keep your splash troop ready before she crosses the bridge
Prevent her from spawning Skeletons near your tower by defeating her early