Warin, Ethereal Artificer

+1: Create a 0/1 artifact creature token with "Equipped creature gets +0/+1 for each attached equipment. Reconfigure 0"
-2: Sacrifice an artifact. Put a lifegain, flying, or shield counter on modified creature. Scry 1.
-7: Target up to 3 creatures. Sacrifice an artifact for each target creature. Put a shroud counter on each target creature.