mtg whenever a creature enters draw a card Coveted Jewel [Starter Commander Decks] none) closed.class Rules Text: Whenever you draw

The fact that it does sets as well means it has the most flexibility on top of the best interface, and the nicest looking cards

It's some kind of triple-coloured flying

While quite a bland card the sheer number of targets it can hit means it does offer lots of choices

It will kill something, or draw some cards, but outside of supplemental assistance, it ends there

Since battles have abilities that trigger when they enter the battlefield, I wouldnt consider bounce as the best battle removal unless youre ending the game soon

Thelonite Hermit: goes with anything dropping Saproling tokens, and then goes with anything that helps with counters on your creatures or gives you benefit because you have counters on your creatures