This page notes details of The White Stone of Legend (LIGHT/Dragon/Tuner monster/Effect Monster) : decks, tips, effect and rulings. Learn and enjoy playing Yu-Gi-Oh! Duel Links!
White Stone of Legend's effect will activate when he is sent to the graveyard no matter where he was sent from. You can tribute him on your field, have your opponent destroy him, discard from your hand, mill from your deck, return from banish zone to graveyard, etc. will all trigger his search effect.
Blue-Eyes White Dragon
You can search out Blue-Eyes White Dragon when White Stone of Legend is sent to the graveyard. You can Synchro Summon Azure-Eyes Silver Dragon with White Stone of Legend and a level 8 Normal monster, like Blue-Eyes White Dragon, as materials.
...That isn't especially useful in the first place, and The Melody of Awakening Dragon and Priestess with Eyes of Blue pretty much both do that better anyway.
Pedro
3x blue-eyes
2-3 white stone
3x priestess
3x silver's cry
1x melody
1x vigilance
1x polimerization
2-3 wonder wand
2x ancient rules
1x burst stream of destruction