Kaguya, the Resonant

Soulbond
At the beginning of your upkeep, if Kaguya is
paired with another creature, put a +1/+1
counter on each of them and draw a card.
{5}{w}: Target creature can't attack or block this
turn. This ability costs {1} less to activate for each
+1/+1 counter on Kaguya.
Partner