Grmtk, Knowledge Symbiote

Whenever an opponent is targeted by a spell or ability for the first time each turn,
copy it and choose new targets.
Whenever an ability you control targets an
opponent for the first time each turn, copy it targeting yourself.
{t}: Target opponent draws a card.
{w}{u}{b}{r}{g}{c}{ut}: Target opponent gains 5 life, discards their hand, and draws that many cards
plus one.