- Water Omotics
- Wave of Ill Intent
- Wave Rebound
- Weathering Soldier
- Whiptail Crow
- White Dragon Ritual
- White Magical Hat
- White Magician Pikeru
- White Process - Albedo
- White Warrior - Fog the Treasure Shield
- White Warrior - Hail the Iron Hammer
- White Warrior - Sleet the Morning Star
- White Warrior - Snow the Rope Dart
- Whiteout
- Wicked-Breaking Flamberge - Baou
- Wild Heart
- Wind-Up Zenmaines
- Wind-Up Zenmaister
- Wing Captain
- Winged Dragon, Guardian of the Fortress #1
- Winged Kuriboh
- Winged Kuriboh LV10
- Winged Sage Falcos
- Wings of Unity