Rauru's arm

Equipped creature gains Hexproof.
Recall-{1}{u}: return target permanent to its
owner's hand, and draw a card.
Ascend-:{u}{r} Target creature gains protection
from everything till end of turn.
Ultra-hand-{u}: change the target of a spell or
ability.
Fuse{dash}{1}: choose two target creatures, and fuse
them (place one creature on top of the others, it
gains the power, toughness, and abilities of the creatures beneath it).