This page notes details of Escher the Frost Vassal (WATER/Aqua/Effect Monster) : decks, tips, effect and rulings. Learn and enjoy playing Yu-Gi-Oh! Duel Links!
Being able to special summon this card easily will make tribute summoning monsters much easier.
You can use Skreech to target specific monsters in your graveyard and use Aquamirror Cycle to add those monsters into your hand, using Escher as the required monster on the field.